Patent ID: 7276567
Filing Date: 2007-10-02
Classification: B01J,C08F

Abstract:
1. A composition represented by the formula: wherein M is a group 3, 4, 5 or 6 transition metal atom, or a lanthanide metal atom, or actinide metal atom; E is an indenyl ligand that is substituted in any position of the indenyl ligand with at least one aromatic heterocyclic substituent or psuedoaromatic heterocyclic substituent, Hc methylpyrrol-1-yl, dimethylpyrrol-1-yl, triinethylpyrrol-1-yl, tetramethylpyrrol-1-yl, ethylpyrrol-1-yl, diethylpyrrol-1-yl, triethylpyrrol-1-yl, tetraethylpyrrol-1-yl, propylpyrrol-1-yl, dipropylpyrrol-1-yl, tripropylpyrrol-1-yl, tetrapropylpyrrol-1-yl, butylpyrrol-1-yl, dibutylpyrrol-1-yl, tributylpyrrol-1-yl, tetrabutylpyrrol-1-yl, pentylpyrrol-1-yl, dipentylpyrrol-1-yl, tripentylpyrrol-1-yl, tetrapentylpyrrol-1-yl, hexylpyrrol-1-yl, dihexylpyrrol-1-yl, trihexylpyrrol-1-yl, tetrahexylpyrrol-1-yl, heptylpyrrol-1-yl, diheptylpyrrol-1-yl, triheptylpyrrol-1-yl, tetraoctylpyrrol-1-yl, nonylpyrrol-1-yl, dinonylpyrrol-1-yl, trinonylpyrrol-1-yl, tetranonylpyrrol-1-yl, decylpyrrol-1-yl, didecylpyrrol-1-yl, tridecylpyrrol-1-yl, tetradecylpyrrol-1-yl, undecylpyrrol-1-yl, diundecylpyrrol-1-yl, dodecenylpyrrol-1-yl, didodecenylpyrrol-1-yl, tridecenylpyrrol-1-yl, ditridecenylpyrrol-1-yl, tetradecenylpyrrol-1-yl, ditetradecenylpyrrol-1-yl, pentadecenylpyrrol-1-yl, dipentadecenylpyrrol-1-yl, hexadecenylpyrrol-1-yl, dihexadecenylpyrrol-1-yl, heptadecenylpyrrol-1-yl, diheptadecenylpyrrol-1-yl, octadecenylpyrrol-1-yl, dioctadecenylpyrrol-1-yl, nonadecenylpyrrol-1-yl, dinonadecenylpyrrol-1-yl, eicoscnylpyrrol-1-yl, dieicoseriylpyrrol-1-yl, heneicosenylpyrrol-1-yl, diheneicosenylpyrrol-1-yl, docosenyipyrrol-1-yl, didocosenylpyrrol-1-yl, tricosenylpyrrol-1-yl, ditricosenylpyrrol-1-yl, tetracosenylpyrrol-1-yl, ditetracosenyipyrrol-1-yl, pentacosenylpyrrol-1-yl, dipentacosenylpyrrol-1-yl, hexacosenylpyrrol-1-yl, dihexacosenylpyrrol-1-yl, heptacosenylpyrrol-1-yl, diheptacosenylpyrrol-1-yl, octacosenylpyrrol-1-yl, dioctacosenylpyrrol-1-yl, nonacosenylpyrrol-1-yl, dinonacosenylpyrrol-1-yl, triacontenylpyrrol-1-yl, ditriacontenylpyrrol-1-yl, ethylmethylpyrrol-1-yl, propylmethylpyrrol-1-yl, butylmethylpyrrol-1-yl, pentylmethylpyrrol-1-yl, hexylmethylpyrrol-1-yl, heptylmethylpyrrol-1-yl, octylmethylpyrrol-1-yl, nonylmethylpyrrol-1-yl, decylmethylpyrrol-1-yl, undecylmethylpyrrol-1-yl, dodecylmethylpyrrol-1-yl, tridecylmethylpyrrol-1-yl, tetradecylmethylpyrrol-1-yl, pentadecylmethylpyrrol-1-yl, hexadecylmethylpyrrol-1-yl, heptadecylmethylpyrrol-1-yl, octadecylmethylpyrrol-1-yl, nonadecylmethylpyrrol-1-yl, eicosylmethylpyrrol-1-yl, heneicosylmethylpyrrol-1-yl, docosylmethylpyrrol-1-yl, tricosylmethylpyrrol-1-yl, tetracosylmethylpyrrol-1-yl, pentacosylmethylpyrrol-1-yl, hexacosylmethylpyrrol-1-yl, heptacosylmethylpyrrol-1-yl, octacosylmethylpyrrol-1-yl, nonacosylmethylpyrrol-1-yl, triacontylmethylpyrrol-1-yl vinylpyrrol-1-yl, propenylpyrrol-1-yl, butenylpyrrol-1-yl, pentenylpyrrol-1-yl, hexenylpyrrol-1-yl, cyelopropylpyrrol-1-yl, cyclobutylpyrrol-1-yl, cyclopentylpyrrol-1-yl, cyclohexylpyrrol-1-yl, cycloheptylpyrrol-1-yl, cyclooctylpyrrol-1-yl, cyclononylpyrrol-1-yl, cyclodecylpyrrol-1-yl, cycloundecylpyrrol-1-yl, cyclododecylpyrrol-1-yl, cyclotetradecylpyrrol-1-yl, cyclopentenylpyrrol-1-yl, cyclohexenylpyrrol-1-yl, cycloheptenylpyrrol-1-yl, cyclooctenylpyrrol-1-yl, cyclodecenylpyrrol-1-yl, cyclododecenylpyrrol-1-yl, methylvinylpyrrol-1-yl, methylpropenylpyrrol-1-yl, methylbutenylpyrrol-1-yl, methylpentertylpyrrol-1-yl, methylhexenylpyrol-1-yl, methylcyclopropylpyrrol-1-yl, methylcyolobutylpyrrol-1-yl, methylcyclopentylpyrrol-1-yl, methylcyclohexylpyrrol-1-yl, methyIcycloheptylpyrrol-1-yl, methylcyclooctylpyrrol-1-yl, methylcyclononylpyrrol-1-yl, methylcyclodecylpyrrol-1-yl, methylcycloundecylpyrrol-1-yl, methylcyclododecylpyrrol-1-yl, methylcyclotetradecylpyrrol-1-yl, methylcyclopentenylpyrrol-1-yl, methylcyclohexenylpyrrol-1-yl, methylcycloheptenylpyrrol-1-yl, methylcyclooctenylpyrrol-1-yl, methylcyclodecenylpyrrol-1-yl, methylcyclododecenylpyrrol-1-yl, phenylpyrrol-1-yl, tolylpyrrol-1-yl, mesitylpyrrol-1-yl, (ethylphenyl)pyrrol-1-yl, (propylphenyl)pyrrol-1-yl, (butylphenyl)pyrrol-1-yl, (pentylphenyl)pyrrol-1-yl, (hexylphenyl)pyrrol-1-yl, (dimethylphenyl)pyrrol-1-yl, (trimethylphenyl)pyrrol-1-yl, (diethylphenyl)pyrrol-1-yl, (diethylmethylphenyl)pyrrol-1-yl, (dipropylphenyl)pyrrol-1-yl, (dipropylmethylphenyl)pyrrol-1-yl, benzylpyrrol-1-yl, (phenethyl)pyrrol-1-yl, napthylpyrrol-1-yl, (trifluoromethyl)pyrrol-1-yl, methylphenylpyrrol-1-yl, methyltolylpyrrol-1-yl, methylmesitylpyrrol-1-yl, methyl(ethylphenyl)pyrrol-1-yl, methyl(propylphenyl)pyrrol-1-yl, methyl(butylphenyl)pyrrol-1-yl, methyl(pentylphenyl)pyrrol-1-yl, methyl(hexylphenyl)pyrrol-1-yl, methyl(dimethylphenyl)pyrrol-1-yl, methyl(trimethylphenyl)pyrrol-1-yl, methyl(diethylphenyl)pyrrol-1-yl, methyl(diethylmethylphenyl)pyrrol-1-yl, methyl(dipropylphenyl)pyrrol-1-yl, methyl(dipropylmethylphenyl)pyrrol-1-yl, methylbenzylpyrrol-1-yl, methyl(phenethyl)pyrrol-1-yl, methylnapthylpyrrol-1-yl, methyl(trifiuoromethyl)pyrrol-1-yl, imidazol-1-yl, methylimidazol-1-yl, dimethylimidazol-1-yl, trimethylimidazol-1-yl, ethylimidazol-1-yl, propylimidazol-1-yl, butylimidazol-1-yl, pentylimidazol-1-yl, hexylimidazol-1-yl, heptylimidazol-1-yl, octylimidazol-1-yl, nonylimidazol-1-yl, decylimidazol-1-yl, undecylimidazol-1-yl, dodecylimidazol-1-yl, methylethylimidazol-1-yl, methylpropylimidazol-1-yl, methylbutylimidazol-1-yl, methylpentylimidazol-1-yl, methylhexylimidazol-1-yl, methylheptylimidazol-1-yl, methyloctylimidazol-1-yl, methylnonylimidazol-1-yl, methyldecylimidazol-1-yl, methylundecylimildazol-1-yl, methyldodecylimildazol-1-yl, phenylimidazol-1-yl, tolylhrimidazol-1-yl, benzylimidazol-1-yl, (trifluoronaethyl)imidazol-1-yl, cyclopropylimidazol-1-yl, cyclobutylimidazol-1-yl, cyclopentylimidazol-1-yl, cyclohexylimidazol-1-yl, cycloheptylimidazol-1-yl, cyclooctylimidazol-1-yl, cyclononylimidazol-1-yl, cyclodecylimidazol-1-yl, cycloundecylimidazol-1-yl, cyclododecylimidazol-1-yl, methylphenylimidazol-1-yl, methyltolytimidazol-1-yl, methylbenzylimidazol-1-yl, methyl(trifluoroinethyl)imidazol-1-yl, methylcyciopropylimidazol-1-yl, methylcyclobutylimidazol-1-yl, methylcyclopentylimidazol-1-yl, methylcyclohexylimidazol-1-yl, methylcycloheptylimidazol-1-yl, methylcyclooctylimidazol-1-yl, methylcyclononylimidazol-1-yl, methylcyclodecylimidazol-1-yl, methylcycloundecylimidazol-1-yl, methylcyciododecylimidazol-1-yl, diethylimidazol-1-yl, dipropylimidazol-1-yl, dibutylimidazol-1-yl, dipentylimidazol-1-yl, dihexylimidazol-1-yl, pyrazol-1-yl, methylpyrazol-1-yl, dimethylpyrazol-1-yl, trimethylpyrazol-1-yl, ethylpyrazol-1-yl, propylpyrazol-1-yl,b butylpyrazol-1-yl, pentylpyrazol-1-yl, hexylpyrazol-1-yl, heptylpyrazol-1-yl, octylpyrazol-1-yl, nonylpyrazol-1-yl, decylpyrazol-1-yl, undecylpyrazol-1-yl, dodecylpyrazol-1-yl, methylethylpyrazol-1-yl, methylpropylpyrazol-1-yl, methylbutylpyrazol-1-yl, methylpentylpyrazol-1-yl, methylhexylpyrazol-1-yl, methylheptylpyrazol-1-yl, methyloctylpyrazol-1-yl, methylnonylpyrazol-1-yl, methyldecylpyrazol-1-yl, methylundecylpyrazol-1-yl, methyldodccylpyrazol-1-yl, phenylpyrazol-1-yl, tolylpyrazol-1-yl, benzylpyrazol-1-yl, (trifluoromethyl)pyrazol-1-yl cyclopropylpyrazol-1-yl, cyclobutylpyrazol-1-yl, cyclopentylpyrazol-1-yl, cyclohexylpyrazol-1-yl, cycloheptylpyrazol-1-yl, cyclooctylpyrazol-1-yl, cyclonanylpyrazol-1-yl, cyclodecylpyrazol-1-yl, cycloundecylpyrazol-1-yl, cyclododecylpyrazol-1-yl, methylphenylpyrazol-1-yl, methyltolylpyrazol-1-yl, methylbenzylpyrazol-1-yl, methyl(trifluoromethyl)pyrazol-1-yl, methylcyclopropylpyrazol-1-yl, methylcyclobutylpyrazol-1-yl, methylcyclopentylpyrazol-1-yl, methylcyclohexylpyrazol-1-yl, methylcycloheptylpyrazol-1-yl, methylcyclooctylpyrazol-1-yl, methylcyclononylpyrazol-1-yl, methyloyclodecylpyrazol-1-yl, methylcycloundecylpyrazol-1-yl, methylcyclododecylpyrazol-1-yl, diethylpyrazol-1-yl, dipropylpyrazol-1-yl, dibutylpyrazol-1-yl, dipentylpyrazol-1-yl, dihexylpyrazol-1-yl, triazol-#-yl, (#=1, 2, or, 4), methyltriazol-#-yl, (#=1, 2, or, 4), dimethyltriazol-#-yl, (#=1, 2, or, 4), ethyltriazol-#-yl, (#=1, 2, or, 4), propyltriazol-#-yl, (#=1, 2, or, 4), butyltriazol-#-yl, (#=1, 2, or, 4), pentyltriazol-#-yl, (#=1, 2, or, 4), hexyltriazol-#-yl, (#=1, 2, or, 4), heptyltriazol-#-yl, (#=1, 2, or, 4), octyltriazol-#-yl, (#=1, 2, or, 4), nonyltriazol-#-yl, (#=1, 2, or, 4), decyltriazol-#-yl, (#=1, 2, or, 4), undecyltriazol-#-yl, (#=1, 2, or, 4), dodecyltriazol-#-yl, (#=1, 2, or, 4), methylethyltriazol-#-yl, (#=1, 2, or, 4), methylpropyltriazol-#-yl, (#=1, 2, or, 4), methylbutyltriazol-#-yl, (#=1, 2, or, 4), methylpentyltriazol-#-yl, (#=1, 2, or, 4), methylhexyltriazol-#-yl, (#=1, 2, or, 4), methylheptyltriazol-#-yl, (#=1, 2, or, 4), methyloctyltriazol-#-yl, (#=1, 2, or, 4), methylnonyltriazol-#-yl, (#=1, 2, or, 4), methyldecyltriazol-#-yl, (#=1, 2, or, 4), methylundecyltriazol-#-yl, (#=1, 2, or, 4), methyldodecyltriazol-#-yl, (#=1, 2, or, 4), phenyltriazol-#-yl, (#=1, 2, or, 4), tolyltriazol-#-yl, (ft =1, 2, or, 4), benzyltriazol-#-yl, (#=1, 2, or, 4), (trifluoromethyl)triazol-#-yl, (#=1, 2, or, 4), cyclopropyltriazol-#-yl, (#=1, 2, or, 4), cyclobutyltriazol-#-yl, (#=1, 2, or, 4), cyclopentyltriazol-#-yl, (#=1, 2, or, 4), cyclohexyltriazol-#-yl, (#=1, 2, or, 4), cycloheptyltriazol-#-yl, (#=1, 2, or, 4), cyclooctyltriazol-#-yl, (#=1, 2, or, 4), cyclononyltriazol-#-yl, (#=1, 2, or, 4), cyclodecyltriazol-#-yl, (#=1, 2, or, 4), cycloundecyltriazol-#-yl, (#=1, 2, or, 4), cyclododecyltriazol-#-yl, (#=1, 2, or, 4), methylphenyltriazol-#-yl, (#=1, 2, or, 4), metbyltolyltriazol-#-yl, (#=1, 2, or, 4), methylbenzyltriazol-#-yl, (#=1, 2, or, 4), methyl(trifluorornethyl)triazol#-yl, (#=1, 2, or, 4), methylcyclopropyltriazol-#-yl, (#=1, 2, or, 4), methylcyclobutyltriazol-#-yl, (#=1, 2, or, 4), methylcyclopentyltriazol-#-yl, (#=1, 2, or, 4), methylcyclohexyltriazol-#-yl, (#=1, 2, or, 4), methyloycloheptyltriazol-#-yl, (#=1, 2, or, 4), methylcyclooctyltriazol-#-yl, (#1, 2, or, 4), methylcyclononyltriazol-#-yl, (#=1, 2, or, 4), methylcyclodecyltriazol-#-yl, (#=1, 2, or, 4), methylcycloundecyltriazol-#-yl, (#=1, 2, or, 4), methylcyolododecyltriazol-#-yl, (#=1, 2, or, 4), diethyltriazol-#-yl, (#=1, 2, or, 4), dipropyltriazol-#-yl, (#=1, 2, or, 4), dibutyltriazol-#-yl, (#=1, 2, or, 4), dipentyltriazol-#-yl, (#=1, 2, or, 4), dihexyltriazol-#-yl, (#=1, 2, or, 4), triphosphol-#-yl (#=1, 2, or, 4), methyltriphosphol-#-yl, (#=1, 2, or, 4), dimethyltriphosphol-#-yl, (#=1, 2, or, 4), ethyltriphosphol-#-yl, (#=1, 2, or, 4), propyltriphosphol-#-yl, (#=1, 2, or, 4), butyltriphosphol-#-yl, (#=1, 2, or, 4), pentyltriphosphol-#-yl, (#=1, 2, or, 4), hexyltriphospbol-#-yl, (#=1, 2, or, 4), heptyltriphosphol-#-yl, (#=1, 2, or, 4), octyltriphosphol-#-yl, (#=1, 2, or, 4), nonyltriphosphol-#-yl, (#=1, 2, or, 4), decyltriphosphol-#-yl, (#=1, 2, or, 4), undecyltriphosphol-#-yl, (#=1, 2, or, 4), dodecyltriphosphol-#-yl, (#=1, 2, or, 4), methylethyltriphosphol-#-yl, (#=1, 2, or, 4), methylpropyltriphosphol-#-yl, (#=1, 2, or, 4), methylbutyltriphosphol-#-yl, (#=1, 2, or, 4), methylperityltriphosphol-#-yl, (#=1, 2, or, 4), methylhexyltriphosphol-#-yl, (#=1, 2, or, 4), methylheptyltriphosphol-#-yl, (#=1, 2, or, 4), methyloctytriphosphol-#-yl, (#=1, 2, or, 4), methylnonyltriphosphol-#-yl, (#=1, 2, or, 4), methyldecyltriphosphol-#-yl, (#=1, 2, or, 4), methylundecyltriphosphol-#-yl, (#=1, 2, or, 4), methyldodecyltriphosphol-#-yl, (#=1, 2, or, 4), phenyltripliosphol-#-yl, (#=1, 2, or, 4), tolyltriphosphol-#-yl, (#=1, 2, or, 4), benzyltriphosphol-#-yl, (#=1, 2, or, 4), (trifluoromethyl)triphosphol-#-yl, (#=1, 2, or, 4), cyclopropyltriphosphol-#-yl, (#=1, 2, or, 4), cyclobutyltripbosphol-#-yl, (#=1, 2, or, 4), cyclopentyltripbosphol-#-yl, (#=1, 2, or, 4), cyolohexyltriphosphol-#-yl, (#=1, 2, or, 4), cycloheptyltriphosphol-#-yl, (#1, 2, or, 4), cyclooctyltriphosphol-#-yl, (#=1, 2, or, 4), cyclononyltriphosphol-#-yl, (#=1, 2, or, 4), cyclodecyltriphosphol-#-yl, (#=1, 2, or, 4), cycloundecyltripbosphol-#-yl, (#=1, 2, or, 4), cyclododecyltriphosphol-#-yl, (#=1, 2, or, 4), methylphenyltriphosphol-#-yl, (#=1, 2, or, 4), methyltolyltriphosphol-#-yl, (#=1, 2, or, 4), methylbenzyltriphosphol-#-yl, (#=1, 2, or, 4), methyl(trifluoromethyl)triphosphol-#-yl, (#=1, 2, or, 4), methylcyclopropyltriphosphol-#-yl, (#=1, 2, or, 4), methylcyclobutyltriphosphol-#-yl, (#=1, 2, or, 4), methylcyclopentyltriphosphol-#-yl, (#=1, 2, or, 4), methylcyclohexyltriphosphol-#-yl, (#=1, 2, or, 4), methylcycloheptyltriphosphol-#-yl, (#=1, 2, or, 4), methylcyclooctyltriphosphol-#-yl, (#=1, 2, or, 4), methylcyclononyltriphosphol-#-yl, (#=1, 2, or, 4), methylcyclodecyltriphosphol-#-yl, (#=1, 2, or, 4), methylcycloondecyltriphosphol-#-yl, (#=1, 2, or, 4), methylcyclododeoyltriphosphol-#-yl, (#=1, 2, or, 4), diethyltriphosphol-#-yl, (#=1, 2, or, 4), dipropyltriphosphol-#-yl, (#=1, 2, or, 4), dibutyltriphosphol-#-yl, (#=1, 2, or, 4), dipentyltriphosphol-#-yl, (#=1, 2, or, 4), dihexyltriphosphol-#-yl, (#=1, 2, or, 4), phosphol-1-yl, methylphosphol-1-yl, dimethylphosphol-1-yl, trimethylphosphol-1-yl, tetramethylphosphol-1-yl, ethylphosphol-1-yl, propylphosphol-1-yl, butylphosphol-1-yl, pentylphosphol-1-yl, hexylphasphol-1-yl, heptylphosphol-1-yl, octylphosphol-1-yl, nonylphosphol-1-yl, decylphosphol-1-yl, undecylphosphol-1-yl, dodecylphosphol-1-yl, methylethylphosphol-1-yl, methylpropylphosphol-1-yl, methylbutylphosphol-1-yl, methylperitylphosphol-1-yl, methylhexylphosphol-1-yl, methylheptylphosphol-1-yl, methyloctylphosphol-1-yl, methylnonylphosphol-1-yl, methyldecylphosphol-1-yl, methylundecylphosphol-1-yl, methyldodecylphosphol-1-yl, phenylphosphol-1-yl, tolylphosphol-1-yl, benzylphosphol-1-yl, (trifluoromethyl)phosphol-1-yl, cyclopropylphosphol-1-yl, cyclobutylphosphol-1-yl, cyclopentylphosphol-1-yl, cyclohexylphosphol-1-yl, cycloheptylphosphol-1-yl, cyclooctylphosphol-1-yl, cyclononylphosphol-1-yl, cyclodecylphosphol-1-yl, cycloundecylphosphol-1-yl, cyclododecylphosphol-1-yl, methylphenylphosphol-1-yl, methyltolylphosphol-1-yl, methylbenzylphosphol-1-yl, methyl(trifluoromethyl)phosphol-1-yl, methylcyclopropylphosphol-1-yl, methylcyclobutylphosphol-1-yl, methylcyclopentylphosphol-1-yl, methylcyclohexylphosphol-1-yl, methylcycloheptylphosphol-1-yl, methylcyclooctylphosphol-1-yl, methylcyclononylphosphol-1-yl, methylcyclodecylphosphol-1-yl, methylcycloundecylphosphol-1-yl, methylcyclododecylphosphol-1-yl, diethylphosphol-1-yl, dipropylphosphol-1-yl, dibutylphosphol-1-yl, dipentylphosphol-1-yl, dihexylphosphol-1-yl, azaphosphol-#-yl, (#=1, 2, or, 3), methylazaphosphol-#-yl, (#=1, 2, or, 3), dimethylazapbosphol-#-yl, (#=1, 2, or, 3), trimethylazaphosphol-#-yl, (#=1, 2, or, 3), ethylazaphosphol-#-yl, (#=1, 2, or, 3), propylazaphosphol-#-yl, (#=1, 2, or, 3), butylazaphosphol-#-yl, (#=1, 2, or, 3), pentylazaphosphol-#-yl, (#=1, 2, or, 3), hexylazaphosphol-#-yl, (#=1, 2, or, 3), heptylazaphosphol-#-yl, (#=1, 2, or, 3), octylazaphosphol-#-yl, (#=1, 2, or, 3), nonylazaphosphol-#-yl, (#=1, 2, or, 3), decylazaphosphol-#-yl, (#=1, 2, or, 3), undecylazaphospbol-#-yl, (#=1, 2, or, 3), dodecylazaphosphol-#-yl, (#=1, 2, or, 3), methylethylazaphosphol-#-yl, (#=1, 2, or, 3), methylpropylazaphosphol-#-yl, (#=1, 2, or, 3), methylbutylazaphosphol-#-yl, (#=1, 2, or, 3), methylpentylazaphosphol-#-yl, (#=1, 2, or, 3), methylhexylazaphosphol-#-yl, (#=1, 2, or, 3), methylheptylazaphosphol-#-yl, (#=1, 2, or, 3), methyloctylazaphosphol-#-yl, (#=1, 2, or, 3), methylnonylazaphosphol-#-yl, (#=1, 2, or, 3), methyldecylazaphosphol-#-yl, (#=1, 2, or, 3), methylundecylazaphosphol-#-yl, (#=1, 2, or, 3), methyldodecylazaphosphol-#-yl, (#=1, 2, or, 3), phenylazaphosphol-#-yl, (#=1, 2, or, 3), tolylazaphosphol-#-yl, (#=1, 2, or, 3), benzylazaphosphol-#-yl, (#=1, 2, or, 3), (trifluoromethyl)azaphosphol-#-yl, (#=1, 2, or, 3), cyclopropylazaphosphol-#-yl, (#=1, 2, or, 3), cyclobutylazaphosphol-#-yl, (#=1, 2, or, 3), cyclopentylazaphosphol-#-yl, (#=1, 2, or, 3), cyclohexytazaphosphol-#-yl, (#=1, 2, or, 3), cycloheptylazaphosphol-#-yl, (#=1, 2, or, 3), cyclooctylazaphosphoi-#-yl, (#=1, 2, or, 3), cyclononylazaphosphol-#-yl, (#=1, 2, or, 3), cyclodecylazaphosphol-#-yl, (#=1, 2, or, 3), cycloundecylazaphosphol-#-yl, (#=1, 2, or, 3), cyclododeeylazaphosphol-#-yl, (#=1, 2, or, 3), methylphenylazaphosphol-#-yl, (#=1, 2, or, 3), methyltolylazaphosphol-#-yl, (#=1, 2, or, 3), methylbenzylazaphosphol-#-yl, (#=1, 2, or, 3), methyl(trifluoroxnethyl)azaphosphol-#-yl, (#=1, 2, or, 3), methylcyclopropylazaphosphol-#-yl, (#=1, 2, or, 3), methylcyclobutylazaphosphol-#-yl, (#=1, 2, or, 3), methylcyclopentylazaphosphol-#-yl, (#=1, 2, or, 3), methylcyclohexylazaphosphol-#-yl, (#=1, 2, or, 3), methylcycloheptylazaphosphol-#-yl, (#=1, 2, or, 3), methylcyclooctylazaphosphol-#-yl, (#=1, 2, or, 3), methylcyclononylazaphosphol-#-yl, (#=1, 2, or, 3), methylcyclodecylazaphosphol-#-yl, (#=1, 2, or, 3), methylcycloundecylazaphosphol-#-yl, (#=1, 2, or, 3), methylcyclodoclecylazaphosphol-#-yl, (#=1, 2, or, 3), diethylazaphosphol-#-yl, (#=1, 2, or, 3), dipropylazaphosphol-#-yl, (#=1, 2, or, 3), dibutylazaphosphol-#-yl, (#=1, 2, or, 3), dipentylazaphosphol-#-yl, (#=1, 2, or, 3), dihexylazaphosphol-#-yl, (#=1, 2, or, 3), diazaphosphol-#-yl, (#=1, 2, 3, or, 4), methyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), dimethyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), ethyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), propyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), butyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), pentyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), hexyldiazaphosphol-#-yl, (#1, 2, 3, or, 4), heptyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), octyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), nonyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), deoyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), undecyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), dodecyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), methylethyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), methylpropyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), methylbutyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), methylpentyldiazaphosphol-#-yl, (#1, 2, 3, or, 4), methylhexyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), methylheptyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), methyloctyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), methylnonyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), methyldecyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), methylundecyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), methyldodecyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), phenyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), tolyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), benzyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), (trifluoroinethyl), diazaphosphol-#-yl, (#=1, 2, 3, or, 4), cyclopropyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), cyclobutyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), cyclopentyldiazaphosphol-#-yl, (#1, 2, 3, or, 4), cyclohexyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), cycloheptyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), cyclooctyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), cyclononyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), cyclodecyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), cycloundecyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), cyclododecyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), methylphenyldiazaphosphol-#-yl, (#1, 2, 3, or, 4), methyltolyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), methylbenzyldiazaphosphol-yl, (#=1, 2, 3, or, 4), methyl(trifluoromethyl)diazaphosphol-#-yl, (#1, 2, 3, or, 4), methylcyclopropyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), methylcyclobutyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), methytcyclopentyldiazaphosphol-#-yl, (#1, 2, 3, or, 4), methylcyclohexyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), methylcycloheptyldiazaphosphol-#-yl, (#1, 2, 3, or, 4), methylcyclooctyldiazaphosphol-#-yl, (#1, 2, 3, or, 4), methylcyclononyldiazapbospliol-#-yl, (#1, 2, 3, or, 4), methylcyclodecyldiazaphosphol-#-yl, (#1, 2, 3, or, 4), methylcycloundecyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), methylcyclododecyldiazaphospbol-#-yl, (#=1, 2, 3, or, 4), diethyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), dipropyldiazapliosphol-#-yl, (#1, 2, 3, or, 4), dibutyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), dipentyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), dihexyldiazaphosphol-#-yl, (#=1, 2, 3, or, 4), azadiphosphol-1-yl, methylazadiphosphol-1-yl, dimethylazadiphosphol-1-yl, ethylazadiphosphol-1-yl, propylazadiphosphol-1-yl, butylazadiphosphol-1-yl, pentylazadiphosphol-1-yl, hexylazadiphosphol-1-yl, heptylazadiphosphol-1-yl, octylazadiphosphol-1-yl, nonylazadiphosphol-1-yl, decylazadiphosphol-1-yl, undecylazadiphosphol-1-yl, dodecylazadiphosphol-1-yl, methylethylazadiphosphol-1-yl, methylpropylazadiphosphol-1-yl, methylbutylazadiphosphol-1-yl, methylpentylazadiphosphol-1-yl, methylhexylazadiphosphol-1-yl, methylheptylazadiphosphol-1-yl, methyloctylazadiphosphol-1-yl, methylnonylazadiphosphol-1-yl, methyldecylazadiphosphol-1-yl, methylundecylazadiphosphol-1-yl, methyldodecylazadiphosphol-1-yl, phenylazadiphosphol-1-yl, tolylazadiphosphol-1-yl, beazylazadiphosphol-1-yl, (trifluoromethyl)azadiphosphol-1-yl, cyclopropylazadiphosphal-1-yl, cyclobutylazadiphosphol-1-yl, cyclopentylazadiphosphol-1-yl, cyclohexylazadiphosphol-1-yl, cycloheptylazadiphosphol-1-yl, cyclooctylazadiphosphol-1-yl, cyclononylazadiphosphol-1-yl, cyclodecylazadiphosphol-1-yl, cycloundeoylazadiphosphol-1-yl, cyclododecylazadiphosphol-1-yl, methylphenylazadiphosphol-1-yl, methyltolylazadiphosphol-1-yl, methylbenzylazadiphosphol-1-yl, methyl(trifluoromethyl)azadiphosphol-1-yl, methylcyolopropylazadiphosphol-1-yl, methylcyclobutylazadiphosphol-1-yl, methylcyclopentylazadiphosphol-1-yl, methylcyclohexylazadiphosphol-1-yl, methylcycloheptylazadiphosphol-1-yl, methylcyclooctylazadiphosphol-1-yl, methyleyclononylazadiphosphol-1-yl, methylcyclodecylazadiphosphol-1-yl, methylcycloundecylazadiphosphol-1-yl, methylcyclododecylazadiphosphol-1-yl, diethylazadiphosphol-1-yl, dipropylazadiphosphol-1-yl, dibutylazadiphosphol-1-yl, dipentylazadiphosphol-1-yl, dihexylazadiphosphol-1-yl, indol-1-yl, methylindol-1-yl, dimethylindol-1-yl, trimethylindol-1-yl, tetramethylindol-1-yl, pentarnethylindol-1-yl, hexamethylindol-1-yl, ethylindol-1-yl, propylindol-1-yl, butylindol-1-yl, pentylindol-1-yl, hexylindol-1-yl, heptylindol-1-yl, octylindol-1-yl, nonylindol-1-yl, decylindol-1-yl, undecylindol-1-yl, dodecylindol-1-yl, methylethylindol-1-yl, methylpropylindol-1-yl, methylbutylindol-1-yl, methylpentylindol-1-yl, methylhexylindol-1-yl, methylheptylindol-1-yl, methyloctylindol-1-yl, methylnonylindol-1-yl, methyldecylindol-1-yl, methylundecylindol-1-yl, methyldodecylindol-1-yl, phenylindol-1-yl, tolylindol-1-yl, benzylindol-1-yl, (trifluoromethyl)indol-1-yl, cyclopropylindol-1-yl, cyclobutylindol-1-yl, cyclopentylindol-1-yl, cyclohexylindol-1-yl, cycloheptylindol-1-yl, cyclooctylindol-1-yl, cyclononylindol-1-yl, cyclodecylindol-1-yl, cycloundecylindol-1-yl, cyclododecylindol-1-yl, methylphenylindol-1-yl, methyltolylindol-1-yl, methylbenzylindol-1-yl, methyl(trifluoromethyl)indo-1-yl, methylcyclopropylindol-1-yl, methylcyclobutylindol-1-yl, methylcyclopentylindol-1-yl, methylcyclohexylindol-1-yl, methylcycloheptylindol-1-yl, methylcyclooctylindol-1-yl, methylcyclononylindol-1-yl, methylcyclodecylindol-1-yl, methylcycloundecylindol-1-yl, methylcyclododecylindol-1-yl, diethylindol-1-yl, dipropylindol-1-yl, dibutylindol-1-yl, dipentylindol-1-yl, dihexylindol-1-yl, isoindol-2-yl, methylisoindol-2-yl, dimethylisoindol-2-yl, trimethylisoindol-2-yl, tetramethylisoindol-2-yl, pentamethylisoindol-2-yl, hexmethylisoindol-2-yl, ethylisoindol-2-yl, propylisoindol-2-yl, butylisoindol-2-yl, pentylisoindol-2-yl, hexylisoindol-2-yl, heptylisoindol-2-yl, octylisoindol-2-yl, nonylisoindol-2-yl, decylisoindol-2-yl, undecylisoindol-2-yl, dodecylisoindol-2-yl, methylethylisoindol-2-yl, methylpropylisoindol-2-yl, methylbutylisoindol-2-yl, methylpentylisoindol-2-yl, methylhexylisoindol-2-yl, methylheptylisoindol-2-yl, methyloctylisoindol-2-yl, methylnonylisoindol-2-yl, methyldecylisoindol-2-yl, methylundecylisoindal-2-yl, methyldodecylisoindol-2-yl, phenylisoindol-2-yl, tolylisoindol-2-yl, benzylisoindol-2-yl, (trifluorornethyl), isoindol-2-yl, cyclopropytisoindol-2-yl, cyclobutylisoindol-2-yl, cyclopentylisoindol-2-yl, cyclohexylisoindol-2-yl, cycloheptylisoindol-2-yl, cyclooctylisoindol-2-yl, cyclononylisoindol-2-yl, cyclodecylisoindol-2-yl, cycloundecylisoindol-2-yl, cyclododecylisoindol-2-yl, methylphenylisoindol-2-yl, methyltolylisoindol-2-yl, methylbenzylisoindol-2-yl, methyl(trifluoromethyl)isoindol-2-yl, methylcyclopropylisoindol-2-yl, methylcyclobutylisoindol-2-yl, methylcyclopentylisoindol-2-yl, methylcyclohexylisoindol-2-yl, methylcycloheptylisoindol-2-yl, methylcyclooctylisoindol-2-yl, methylcyclononylisoindol-2-yl, methylcyclodecylisoindol-2-yl, methylcycloundecylisoindol-2-yl, methylcyclododecylisoindol-2-yl, diethylisoindol-2-yl, dipropylisoindol-2-yl, dibutylisoindol-2-yl, dipentylisoindol-2-yl, dihexylisoindol-2-yl, isophosphindol-2-yl, methylisophosphindol-2-yl, dimethylisophosphindol-2-yl, (trimethylisophosphindol-2-yl, tetramethylisophosphindol-2-yl, pentmethylisophosphindol-2-yl, hexamethylisophosphindol-2-yl, ethylisophosphindol-2-yl, propylisophosphindol-2-yl, butylisophosphindol-2-yl, pentylisophosphindol-2-yl, hexylisophosphindol-2-yl, heptylisophosphindol-2-yl, octylisophosphindol-2-yl, nonylisophosphindol-2-yl, decylisophosphindol-2-yl, undecylisophosphindol-2-yl, dodecylisophosphindol-2-yl, methylethylisophosphindol-2-yl, methylpropylisophosphindol-2-yl, methylbutylisophosphindol-2-yl, methylpentylisophosphindol-2-yl, methylhexylisophosphindol-2-yl, methylheptylisophosphindol-2-yl, methyloctylisophosphindol-2-yl, methylnonylisophosphindol-2-yl, methyldecylisophosphindol-2-yl, mehhylundecylisophosphindol-2-yl, methyldodecylisophosphindol-2-yl, phenylisophosphindol-2-yl, tolylisophosphindol-2-yl, benzylisophosphindol-2-yl, (trifluoromethyl)isophosphiudol-2-yl, cyclopropylisophosphindol-2-yl, cyclobutylisophosphindol-2-yl, cyclopentylisophosphindol-2-yl, cyclohexylisophosphindol-2-yl, cycloheptylisophosphindol-2-yl, cyclooctylisophosphindol-2-yl, cyclononylisophosphindol-2-yl, cyclodecylisophosphindol-2-yl, cycloundecylisophosphindol-2-yl, cyclododecylisophosphindol-2-yl, methylphenylisophosphindol-2-yl, methyltolylisophosphindol-2-yl, methylbenzylisophosphindol-2-yl, methyl(trifluoromethyl), isophosphindol-2-yl, methylcyclopropylisophosphindol-2-yl, methylcyclobutylisophosphindol-2-yl, methylcyclopentylisophosphindol-2-yl, methylcyclohexylisophosphindol-2-yl, methylcycloheptylisophosphindol-2-yl, methylcyclooctylisophosphindol-2-yl, methylcyclononylisophosphindol-2-yl, methylcyclodecylisophosphindol-2-yl, methylcycloundecylisophosphindol-2-yl, methylcyclododecylisophosphindol-2-yl, diethylisophosphindol-2-yl, dipropylisophosphindol-2-yl, dibutylisophosphindol-2-yl, dipentylisophosphindol-2-yl, dihexylisophosphindol-2-yl, carbazol-9-yl, methylcarbazol-9-yl, dimethylcarbazol-9-yl, trimethylcarbazol-9-yl, tetramethylcarbazol-9-yl, pentamethylcarbazol-9-yl, hexamethylcarbazol-9-yl, heptamethylcarbazol-9-yl, octamethylcarbazol-9-yl, ethylcarbazol-9-yl, propylcarbazol-9-yl, butylcarbazol-9-yl, pentylcarbazol-9-yl, hexylcarbazol-9-yl, heptylcarbazol-9-yl, octylcarbazol-9-yl, nonylcarbazol-9-yl, decylcarbazol-9-yl, undecylcarbazol-9-yl, dodeeylcarbazol-9-yl, methylethylcarbazol-9-yl, methylpropylcarbazol-9-yl, methylbutylcarbazol-9-yl, methylpentylcarbazol-9-yl, methylhexylcarbazol-9-yl, methylheptylcarbazol-9-yl, methyloetylcarbazol-9-yl, methylnonylcarbazol-9-yl, methyldecylcarbazal-9-yl, methylundecylcarbazol-9-yl, methyldodecylcarbazol-9-yl, phenylcarbazol-9-yl, tolylcarbazol-9-yl, benzylcarbazol-9-yl, (trifluoromethyl)carbazo-9-yl, cyclopropylcarbazol-9-yl, cyclobutylcarbazol-9-yl, cyclopentylcarbazol-9-yl, cyclohexylcarbazol-9-yl, cycloheptylcarbazol-9-yl, cyclooctylcarbazol-9-yl, cyclononylcarbazol-9-yl, cyclodecylcarbazol-9-yl, cycloundecylcarbazol-9-yl, cyclododecylcarbazol-9-yl, methylphenylcazbazol-9-yl, methyltolylcarbazol-9-yl, methylbenzylcarbazol-9-yl, methyl(trifluoromethyl)carbazol-9-yl, methylcyclopropylcarbazol-9-yl, methylcyclobutylcarbazol-9-yl, methylcyclopentylcarbazol-9-yl, methylcyclohexylcarbazol-9-yl, methylcycloheptylcarbazol-9-yl, methylcyclooctylcarbazol-9-yl, methylcyclononylcarbazol-9-yl, methylcyclodecylcarbazol-9-yl, methylcycloundecylcarbazol-9-yl, methyloyelododecylcarbazol-9-yl, diethylcarbazol-9-yl, dipropylcarbazol-9-yl, dibutylcarbazol-9-yl, dipentylcarbazol-9-yl, dihexylcarbazol-9-yl, 4,5,6,7-tetrahyroindol-1-yl, methyl-4,5 ,6,7-tetrahyroindol-1-yl, dimethyl-4,5,6,7-tetrahyroindol-1-yl, ethyl-4,5,6,7-tetrahyroindol-1-yl, propyl-4,5,6,7-tetrahyroindol-1-yl, butyl-4,5,6,7-tetrahyroindol-1-yl, pentyl-4,5,6,7-tetrahyroindol-1-yl, hexyl-4,5,6,7-tetrahyroindol-1-yl, heptyl-4,5,6,7-tetrahyroindol-1-yl, octyl-4,5,6,7-tetrahyroindol-1-yl, nonyl-4,5,6,7-tetrahyroindol-1-yl, decyl-4,5,6,7-tetrahyroindol-1-yl, undecyl-4,5,6,7-tetrahyroindol-1-yl, dodecyl-4,5 ,6,7-tetrahyroindol-1-yl, methylethyl-4,5,6,7-tetrabyroindol-1-yl, methylpropyl-4,5,6,7-tetrahyroindol-1-yl, methylbutyl-4,5,6,7-tetrahyroindol-1-yl, methylpentyl-4,5,6,7-tetrahyroindol-1-yl, methylhexyl-4,5,6,7-tetrahyroindol-1-yl, methylheptyl-4,5,6,7-tetrahyroindol-1-yl, methyloctyl-4,5,6,7-tetrahyroindol-1-yl, methylnonyl-4,5,6,7-tetrahyroindol-1-yl, methyldecyl-4,5,6,7-tetrahyroindol-1-yl, methylundecyl-4,5,6,7-tetrahyroindol-1-yl, methyldodecyl-4,5,6,7-tetrahyroindol-1-yl, phenyl-4,5,6,7-tetrahyroindol-1-yl, tolyl-4,5,6,7-tetrahyroindol-1-yl, benzyl-4,5,6,7-tetrahyroindol-1-yl, (trifluoromethyl)-4,5,6,7-tetrahyroindol-1-yl, cyclopropyl-4,5,6,7-tetrahyroindol-1-yl, cyclobutyl-4,5,6,7-tetrahyroindol-1-yl, cyclopentyl-4,5,6,7-tetrahyroindol-1-yl, cyclohexyl-4,5,6,7-tetrahyroindol-1-yl, cycloheptyl-4,5,6,7-tetrahyroindol-1-yl, cyclooctyl-4,5,6,7-tetrahyroindol-1-yl, cyclononyl-4,5,6,7-tetrahyroindol-1-yl, cyclodecyl-4,5,6,7-tetrahyroindol-1-yl, cycloundecyl-4,5,6,7-tetrahyroindol-1-yl, cyclododecyl-4,5,6,7-tetrahyroindol-1-yl, methylphenyl-4,5,6,7-tetrahyroindol-1-yl, methyltolyl-4,5,6,7-tetrahyroindol-1-yl, methylbenzyl-4,5,6,7-tetrahyroindol-1-yl, methyl(trifluoromethyl)-4,5,6,7-tetrahyroindol-1-yl, methylcyclopropyl-4,5,6,7-tetrahyroindol-1-yl, methylcyclobutyl-4,5,6,7-tetrahyroindol-1-yl, methylcyolopentyl -4,5,6,7-tetrahyroindol-1-yl, methylcyclohexyl-4,5,6,7-tetrahyroindoil-1-yl, methylcycloheptyl-4,5,6,7-tetrahyroindol-1-yl, methylcyclooctyl-4,5,6,7-tetrahyroindol-1-yl, methylcyclononyl-4,5,6,7-tetrahyroindol-1-yl, methylcyclodecyl-4,5,6,7-tetrahyroindol-1-yl, methylcycloundecyl-4,5,6,7-tetrahyroindol-1-yl, methylcyclododecyl-4,5,6,7-tetrahyroindol-1-yl, diethyl-4,5,6,7-tetrahyroindol-1-yl, dipropyl-4,5,6,7-tetrahyroindol-1-yl, dibutyl-4,5,6,7-tetrahyroindol-1-yl, dipentyl-4,5,6,7-tetrahyroindol-1-yl, dihexyl-4,5,6,7-tetrahyroindol-1-yl, phosphindol-1-yl, methylphosphindol-1-yl, dimethylphosphindol-1-yl, trimethylphosphindol-1-yl, tetramethylphosphindol-1-yl, pentamethylphosphindol-1-yl, hexamethylphosphindol-1-yl, ethylphosphindol-1-yl, propylphosphindol-1-yl, butylphosphindol-1-yl, pentylphosphindol-1-yl, hexylphosphindol-1-yl, heptylphosphindol-1-yl, octylphosphindol-1-yl, nonylphosphindol-1-yl, decylphosphindol-1-yl, undecylphosphindol-1-yl, dodecylphosphindol-1-yl, methylethylphosphindol-1-yl, methylpropylphosplindol-1-yl, methylbutylphosphindol-1-yl, methylpentylphosphindol-1-yl, methylhexylphosphindol-1-yl, methylheptylphosphindol-1-yl, methyloctylphosphindol-1-yl, methylnonylphosphindol-1-yl, methyldecylphosphindol-1-yl, methylundecylphosphindol-1-yl, methyldodecylphosphindol-1-yl, phenylphosphindol-1-yl, tolylphosphindol-1-yl, benzylphosphindol-1-yl, (trifluoromethyl)phosphindol-1-yl, cyclopropylphosphindol-1-yl, cyclobutylphosphindol-1-yl, cyclopentylphosphindol-1-yl, cyclohexylphosphindol-1-yl, cycloheptylphosphindol-1-yl, cyclooctylphosphindol-1-yl, cyclononylphosphindol-1-yl, cyclodecylphosphindol-1-yl, cycloundecylphospbindol-1-yl, cyclododeoylphosphindol-1-yl, methylphenylphosphindol-1-yl, methyltolylphosphindol-1-yl, methylbenzylphosphindol-1-yl, methyl(trifluoromethyl)phosphiudol-1-yl, methylcyclopropylphosphindol-1-yl, methylcyclobutylphosphindol-1-yl, methylcyclopentylphosphindol-1-yl, methylcyclohexylphosphindol-1-yl, methylcycloheptylphosphindol-1-yl, methylcyclooctylphosphindol-1-yl, methylcyclononylphosphindol-1-yl, methylcyclodecylphosphindol-1-yl, methylcycloundecylphosphindol-1-yl, methylcyclododecylphosphindol-1-yl, diethylphosphindol-1-yl, dipropylphosphindol-1-yl, dibutylphosphindol-1-yl, dipentylphosphindol-1-yl, dihexylphosphindol-1-yl, 1,2,3,4-tetrahydrocarbazol-9-yl, methyl-1,2,3,4-tetrahydrocarbazol-9-yl, dimethyl-1,2,3,4-tetrahydrocarbazol-9-yl, trimethyl-1,2,3,4-tetrahydrocarbazol-9-yl, tetramethyl-1,2,3,4-tetrahydrocarbazol-9-yl, ethyl-1,2,3,4-tetrahydrocarbazol-9-yl, propyl-1,2,3,4-tetrahydrocarbazol-9-yl, butyl-1,2,3,4-tetrahydrocarbazol-9-yl, pentyl-1,2,3,4-tetrahydrocaxbazol-9-yl, hexyl-1,2,3,4-tetrahydrocarbazol-9-yl heptyl-1,2,3,4-tetrahydrocarhazol-9-yl, octyl-1,2,3,4-tetrahydrocarbazol-9-yl, nonyl-1,2,3,4-tetrahydrocarhazol-9-yl, decyl-1,2,3,4-tetrahydrocarbazol-9-yl, undecyl-1,2,3,4-tetrahydrocarbazol-9-yl, dodecyl-1,2,3,4-tetrahydrocarbazol-9-yl, methylethyl-1,2,3,4-tetrahydrocarbazol-9-yl, methylpropyl-1,2,3,4-tetrahydrocarbazol-9-yl, methylbutyl-1,2,3,4-tetrahydrocarbazol-9-yl, methylpentyl-1,2,3,4-tetrahydrocarbazol-9-yl, methylhexyl-1,2,3,4-tetralhydrocarbazol-9-yl, methylheptyl-1,2,3,4-tetrabydrocarbazol-9-yl, methyloctyl-1,2,3,4-tetrahydrocarbazol-9-yl, methylnonyl-1,2,3,4-tetrahydrocarbazol-9-yl, methyldecyl-1,2,3,4-tetrnhydroearbazol-9-yl, methylundecyl-1,2,3,4-tetrahydrocarbazol-9-yl, methyldodecyl-1,2,3,4-tetrahydrocarbazol-9-yl, phenyl-1,2,3,4-tetrahydrocarbazol-9-yl, tolyl-1,2,3,4-tetrahydrocarbazol-9-yl, benzyl-1,2,3,4-tetrahydrocarbazol-9-yl, (trifluoromethyl)-1,2,3,4-tetrahydrocarbazol-9-yl, cyclopropyl-1,2,3,4-tetrahydrocarbazol-9-yl, cyclobutyl-1,2,3,4-tetrahydrocarbazol-9-yl, cyclopentyl-1,2,3,4-tetrahydrocarbazol-9-yl, cyclohexyl-1,2,3,4-tetrahydrocarbazol-9-yl, cyoloheptyl-1,2,3,4-tetrahydrocarbazol-9-yl, cyclooctyl-1,2,3,4-tetrahydrocarbazol-9-yl, cyclononyl-1,2,3,4-tetrahydrocarbazol-9-yl, cyclodecyl-1,2,3,4-tetrahydrocarbazol-9-yl, cycloundecyl-1,2,3,4-tetrahydrocarbazol-9-yl, cyclododecyl-1,2,3,4-tetrahydrocarbazol-9-yl, methylphenyl-1,2,3,4-tetrahydrocarbazol-9-yl, methyltolyl-1,2,3,4-tetrahydrocarbazol-9-yl, methylbenzyl-1,2,3,4-tetrahydrocarbazol-9-yl, methyl(trifluoromethyl)-1,2,3,4-tetrahydrocarbazol-9-yl, methylcyclopropyl-1,2,3,4-tetrahydrocarbazol-9-yl, methylcyclobutyl-1,2,3,4-tetrahydrocarbazol-9-yl, methylcyclopentyl-1,2,3,4-tetrahydrocarbazol-9-yl, methylcyclohexyl-1,2,3,4-tetrahydrocarbazol-9-yl, methylcycloheptyl-1,2,3,4-tetrahydrocarbazol-9-yl, methylcyclooctyl-1,2,3,4-tetrahydrocarbazol-9-yl, methylcyclononyl-1,2,3,4-tetrahydrocabazol-9-yl, methylcyclodecyl-1,2,3,4-tetrahydrocarbazol-9-yl, methylcycloundecyl-1,2,3,4-tetrahydrocarbazol-9-yl, methylcyclododecyl-1,2,3,4-tetrahydrocarbazol-9-yl, diethyl-1,2,3,4-tetrahydrocarbazol-9-yl, dipropyl-1,2,3,4-tetrahydrocarbazol-9-yl, dibutyl-1,2,3,4-tetrahydrocarbazol-9-yl, dipentyl-1,2,3,4-tetrahydrocarbazol-9-yl, dihexyl-1,2,3,4-tetrahydrocarbazol-9-yl, benzoimidazol-1-yl, methylbenzoimidazol-1-yl, dimethylbenzoimidazol-1-yl, trimethylbenzoimidazol-1-yl, tetrarnethylbenzoimidazoi-1-yl, pentamethylbenzoimidazol-1-yl, ethylbenzoimidazol-1-yl, propylbenzoimidazol-1-yl, butylbenzoimidazol-1-yl, pentylbenzoimidazol-1-yl, hexylbenzoimidazol-1-yl, heptylbenzoimidazol-1-yl, octylbenzoimidazol-1-yl, nonylbenzoimidazol-1-yl, decylbenzoimidazol-1-yl, undecylbenzoimidazol-1-yl, dodecylbenzoimidazol-1-yl, methylethylbenzoimidazol-1-yl, methylpropylbeuzoimidazol-1-yl, methylbutylbenzoimidazol-1-yl, methylpontylbenzoimidazol-1-yl, methylhexylbenzoimidazol-1-yl, methylheptylbenzoimidazol-1-yl, methyloctylbenzoimidazol-1-yl, methylnonylbenzoimidazol-1-yl, methyldecylbenzoimidazol-1-yl, methylundecylbenzoimidazol-1-yl, methyldodecylbenzoimidazol-1-yl, phenylbenzoimidazol-1-yl, tolylbehzoimidazol-1-yl, benzylbenzoimidazol-1-yl, (trifluoromethyl)benzoimidazal-1-yl, cyclopropylbeuzoimidazol-1-yl, cyclobutylbenzoimidazol-1-yl, cyclopentylbenzoimidazol-1-yl, cyclohexylbenzoimidazol-1-yl, cycloheptylbenzaimidazol-1-yl, cyclooctylbenzoimidazol-1-yl, cyclononylbenzoimidazol-1-yl, cyclodecylbeuzoimidazol-1-yl, cycloundecylbenzoimidazol-1-yl, cyclododecylbenzoimidazol-1-yl, methylphenylbenzoimidazol-1-yl, methyltolylbenzoimidazol-1-yl, methylbenzylbenzoimidazol-1-yl, methyl(trifluoromethyl)benzoimidazol-1-yl, methylcyclopropylbenzoimidazol-1-yl, methylcyclobutylbenzoimidazol-1-yl, methylcyclopentylbenzoimidazol-1-yl, methylcyclohexylbenzoimidazol-1-yl, methylcycloheptylbenzoimidazol-1-yl, methylcyclooctylbenzoimidazol-1-yl, methylcyclononylbenzoimidazol-1-yl, methylcyclodecylbenzoimidazol-1-yl, methylcycloundecylbenzoimidazol-1-yl, methylcyclododecylbenzoimidazol-1-yl, diethylbenzoimidazol-1-yl, dipropylbenzoimidazol-1-yl, dibutylbenzoimidazol-1-yl, dipentylbenzoimidazol-1-yl, dihexylbenzoimidazol-1-yl, indazol-1-yl, methylindazol-1-yl, dimethylindazol-1-yl, trimethylindazol-1-yl, tetramethylindazol-1-yl, pentamethylindazol-1-yl, ethylindazol-1-yl, propylindazol-1-yl, butylindazol-1-yl, pentylindazol-1-yl hexylindazol-1-yl, heptylindazol-1-yl, octylindazol-1-yl, nonylindazol-1-yl, decylindazol-1-yl, undecylindazol-1-yl, dodecylindazol-1-yl, methylethylindazol-1-yl, methylpropylindazol-1-yl, methylbutylindazol-1-yl, methylpentylindazol-1-yl, methylhexylindazol-1-yl, methylheptylindazol-1-yl, methyloctylindazol-1-yl, methylnonylindazol-1-yl, methyldecylindazol-1-yl, methylundecylindazol-1-yl, methyldodecylindazol-1-yl, phenylindazol-1-yl, tolylindazol-1-yl, benzylindazol-1-yl, (trifluoromethyl)indazol-1-yl, cyclopropylindazol-1-yl, cyclobutylindazol-1-yl, cyclopentylindazol-1-yl, cyclohexylindazol-1-yl, cycloheptylindazol-1-yl, cyclooctylindazol-1-yl, cyclononylindazol-1-yl, cyclodecylindazol-1-yl, cycloundecylindazol-1-yl, cyclododecylindazol-1-yl, methylphenylindazol-1-yl, methyltolylindazol-1-yl, methylbenzylindazol-1-yl, methyl(trifluoromethyl)indazol-1-yl, methylcyclopropylindazol-1-yl, methylcyclobutylindazol-1-yl, methylcyclopentylindazol-1-yl, methyloyclohexylindazol-1-yl, methylcyoioheptylindazol-1-yl, methylcyclooctylindazol-1-yl, methylcyclononylindazol-1-yl, methylcyclodecylindazol-1-yl, methylcycloundecylindazol-1-yl, methylcyclododecylindazol-1-yl, diethylindazol-1-yl, dipropylindazol-1-yl, dibutylindazol-1-yl, dipentylindazol-1-yl, dihexylindazol-1-yl, benzotriazol-1-yl, methylbenzotriazol-1-yl, dimethylbenzotriazol-1-yl, trimethylbeuzotriazol-1-yl, tetramethylbenzotriazol-1-yl, ethylbenzotriazol-1-yl, propylbenzotriazol-1-yl, butylbenzotriazol-1-yl, pentylbenzotriazol-1-yl, hexylbenzotriazol-1-yl, heptylbenzotriazol-1-yl, octylbenzotriazol-1-yl, nonylbenzotriazol-1-yl, decylbenzotriazol-1-yl, undecylbenzotriazol-1-yl, dodecylbenzotriazol-1-yl, methylethylbenzotriazol-1-yl, methylpropylbenzotriazol-1-yl, miethylbutylbenzotriazol-1-yl, methylpentylbcnzotriazol-1-yl, methylhexylbenzotriazol-1-yl, miethylheptylbenzotriazol-1-yl, methyloctylbenzotriazol-1-yl, methylnonylbenzotri azol-1-yl, methyldecylbenzotriazol-1-yl, methylundecylbenzotriazol-1-yl, methyldodecylbenzotriazol-1-yl, phenylbenzotiazol-1-yl, tolylbenzotriazol-1-yl, benzylbenzotriazol-1-yl, (trifluoromethyl)benzotriazol-1-yl, cyclopropylbenzotriazol-1-yl, cyclobutylbenzotriazol-1-yl, cyclopentylbenzotriazol-1-yl, cyclohexylbenzotriazol-1-yl, cycloheptylbenzotriazol-1-yl, cyclooctylbenzotriazol-1-yl, cyclononylbenzotriazol-1-yl, cyclodecylbenzotriazol-1-yl, cycloundecylbenzotriazol-1-yl, cyclododecylbenzotriazol-1-yl, methylpbenylbenzotriazol-1-yl, methyltolylbenzotriazol-1-yl, methylbenzylbenzotriazol-1-yl, methyl(trifluoromethyl)benzotriazol-1-yl, methylcyclopropylbenzotriazol-1-yl, methylcyclobutylbenzotriazol-1-yl, methylcyclopentylbenzotriazol-1-yl, methylcyclohexylbenzotriazol-1-yl, methylcycloheptylbenzotriazol-1-yl, methylcyclooctylbenzotriazol-1-yl, methylcyclononylbcnzotriazol-1-yl, methylcyclodecylbenzotriazol-1-yl, methylcycloundecylbenzotriazol-1-yl, methylcyclododecylbenzotriazol-1-yl, diethylbenzotriazol-1-yl, dipropylbenzotriazol-1-yl, dibutylbenzotriazol-1-yl, dipentylbenzotriazol-1-yl, dihexylbenzotriazol-1-yl, dibenzophosphol-5-yl, methyldibenzophosphol-5-yl, dimethyldibenzophosphol-5-yl, timethyldibenzophosphol-5-yl, tetramethyldibenzophosphol-5-yl, pentamethyldibenzophosphol-5-yl, hexamethyldibenzophosphol-5-yl, heptamethyldibenzophosphol-5-yl, octamethyldibenzophasphol-5-yl, ethyldibenzophosphol-5-yl, propyldibenzophosphol-5-yl, butyldibenzophosphol-5-yl, pentyldibenzophosphol-5-yl, hexyldibcnzophosphol-5-yl, heptyldibenzophosphol-5-yl, octyldibenzophosphol-5-yl, nonyldibenzophosphol-5-yl, decyldibenzophosphol-5-yl, undecyldibenzophosphol-5-yl, dodecyldibenzophosphol-5-yl, methylethyldibenzophosphol-5-yl, methylpropyldibenzophosphol-5-yl, methylbutyldibenzophosphol-5-yl, methylpentyldibenzophosphol5-yl, methylhexyldibenzophosphol-5-yl, methylheptyldibenzophosphbol-5-yl, methyloctyldibenzophosphol-5-yl, methylnonyldibenzophosphol-5-yl, methyldecyldibenzophosphol-5-yl, methylundecyldibenzophosphol-5-yl, methyldodecyldibenzophosphol-5-yl, phenyldibenzophosphol-5-yl, tolyldibenzophosphol-5-yl, benzyldibenzophosphol-5-yl, (trifluoromethyl)dibenzophosphol-5-yl, cyclopropyldibenzophosphol-5-yl, cyclobutyldibenzophosphol-5-yl, cyclopentyldibenzophosphol-5-yl, cyclohexyldibenzophosphol-5-yl, cycloheptyldibenzophosphol-5-yl, cyclooctyldibenzophosphol-5-yl, cyclononyldibenzophosphol-5-yl, cyclodecyldibenzophosphol-5-yl, cyclundecdibenzophosphol-5-yl, cyclododecyldibenzophosphol-5-yl, niethylphenyldibenzophosphol-5-yl, methyltolyldibenzophosphol-5-yl, methylbenzyldibenzophosphol-5-yl, methyl(trifluoromethyl)dibenzophosphol-5-yl, methylcyclopropyldibenzophosphol-5-yl, methylcyclobutyldibenzophosphol-5-yl, methylcyclopentyldibenzophosphol-5-yl, methylcyclohexyldibenzophosphol-5-yl, methylcycloheptyldibenzophosphol-5-yl, methylcyclooctyldibenzophosphol-5-yl, methylcyclononyldibenzophosphol-5-yl, methylcyclodecyldibenzophosphol-5-yl, methylcycloundecyldibenzophosphol5-yl, methylcyclododecyldibenzophosphol-5-yl, diethyldibenzophosphol-5-yl, dipropyldibenzophosphol-5-yl, dibutyldibenzophosphol-5-yl, dipentyldibenzophosphol-5-yl, dihexyldibenzophosphol-5-yl, 1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, methyl-1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, dimethyl-1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, trimethyl-1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, ethyl-1,2,3,4-tetrahydxocyclopenta[b]indol-4-yl, propyl-1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, butyl-1,2,3,4-tetrahydzocyclopenta[b]indol-4-yl, pentyl-1,2,3,4-tetrahydiocyclopenta[b]indol-4-yl, hexyl-1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, heptyl-1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, octyl-1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, nonyl-1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, decyl-1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, undecyl-1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, dodecyl-1,2,3,4-tetrahydro cyclopenta[b]indol-4-yl, methylethyl-1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, methylpropyl -1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, methylbutyl -1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, methylpentyl -1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, methylhexyl -1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, methylheptyl -1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, methyloctyl -1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, methylnonyl -1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, methyldecyl -1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, methylundecyl -1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, methyldodecyl -1,2,3,4-tetrahydxocyctopenta[b]indol-4-yl, phenyl-1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, tolyl-1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, benzyl-1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, (trifluoromethyl), 1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, cyclopropyl -1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, cyclobutyl -1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, cyclopentyl -1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, cyclohexyl -1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, cycloheptyl -1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, cyclooctyl -1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, cyclononyl -1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, cycloclecyl -1,2,3,4-tetrahydroeyclopenta[b]indol-4-yl, cycloundecyl -1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, cyclododecyl -1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, methylphenyl -1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, methyltolyl -1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, methylbenzyl -1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, methyl(trifluoromethyl) -1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, methylcyclopropyl -1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, methylcyclobutyl -1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, methylcyclopentyl -1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, methylcyclohexyl -1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, methylcycloheptyl -1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, methylcyclooctyl -1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, methylcyclononyl -1,2,3,4-tetrabydrocyclopenta[b]indol-4-yl, methylcyclodecyl -1,2,3,4-tetrahydroeyciopenta[b]indol-4-yl, methylcycloundecyl -1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, methylcyclododecyl -1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, diethyl-1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, dipropyl-1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, dibtityl-1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, dipentyl-1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, dihoxyl-1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl, tetrahydro-8-phospha-cyclopenta[a]inden-1-yl, phenothaizin-10-yl, methylphenothaizin-10-yl, dimethylphenothaizin-10-yl, trimetliylphenothaizin-10-yl, ethylphenothaizin-10-yl, propylphenothaizin-10-yl, butylphenothaizin-10-yl, pentylphenothaizin-10-yl, hexylphenothaizin-10-yl, heptylphenofflaizin-10-yl, octylphenothaizin-10-yl, nonylphenothaizin-10-yl, decylphenotbaizin-10-yl, undecylphenothaizin-10-yl, dodecylphenothaizin-10-yl, methylethylphenothaizin-10-yl, niethylpropylphenothaizin-10-yl, methylbutylphenothaizin-10-yl, methylpentylphenothaizin-10-yl, niethylhexylphenothaizin-10-yl, methyllieptylphenothaizin-10-yl, methyloctylphenothaizin-10-yl, methylnomylphenothaizin-10-yl, methyldecylphenothaizin-10-yl, methylundecylphenothaizin-10-yl, methyldodecylphenothaizin-10-yl, phenylphenothaizin-10-yl, tolylphenothaizin-10-yl, benzylphenothaizin-10-yl, (trifluoromethyl)phenothaizin-10-yl, cyclopropylphenothaizin-10-yl, cyclobutylphenothaizin-10-yl, cycopentylphenothaizin-10-yl, cyclohexylphenothaizin-10-yl, cycloheptylphenothaizin-10-yl, cyclooctylphenothaizin-10-yl, cyclononylphenothaizin-10-yl, cyclodecylphenothaizin-10-yl, cycloundecylphenothaizin-10-yl, cyclododecylphenothaizin-10-yl, methylphenylphenothaizin-10-yl, methyltolylphenothaizin-10-yl, methylbenzylphenothaizin-10-yl, methyl(trifluoromethyl)phenothaizin-10-yl, methylyclopropylphenothaizin-10-yl, methylcyclobutylphenothaizin-10-yl, methylcyclopentylphenothaizin-10-yl, methylcyclobexylphenothaizin-10-yl, methylcycloheptylphenothaizin-10-yl, methylcyclooctylphenothaizin-10-yl, methylcyclononylphenothaizin-10-yl, methylcyclodecylphenothaizin-10-yl, methylcycloundecylphcnothaizin-10-yl, methylcyclododecylphenothaizin-10-yl, diethylphenothaizin-10-yl, dipropylphenothaizin-10-yl, dibutylplienothaizin-10-yl, dipentylphenothaizin-10-yl, dihexylphenothaizin-10-yl, phenoxazin-10-yl, methylphenoxazin-10-yl, dimethylphenoxazin-10-yl, trimethylphenoxazin-10-yl, ethylphenoxazin-10-yl, propylphenoxazin-10-yl, butylphenoxazin-10-yl, pentylphenoxazin-10-yl, hexylphenoxazin-10-yl, heptylphenoxazin-10-yl, octylphenoxazin-10-yl, nonylplienoxazin-10-yl, decylphenoxazin-10-yl, undecylphenoxazin-10-yl, dodecylphenoxazin-10-yl, methylethylphenoxazin-10-yl, methylpropylphenoxazin-10-yl , mthylbutylphenoxazin-10-yl, methylpentylphenoxazin-10-yl, methylbexylphenoxazin-10-yl, methylheptylphenoxazin-10-yl, methyloctylphenoxazin-10-yl, methylnonylphenoxazin-10-yl, methyldecylphenoxazin-10-yl, methylundecylphenoxazin-10-yl, methyldodecylphenoxazin-10-yl, phenylphenoxazin-10-yl, tolylphenoxazin-10-yl, benzylphenoxazin-10-yl, (trifluoromethyl)phenoxazin-10-yl, cyclopropylphenoxazin-10-yl, cyclobutylphenoxazin-10-yl, cyclopentylphenoxazin-10-yl, cyclohexylphenoxazin-10-yl, cycloheptylphenoxazin -10-yl, cyclooctylphenoxazin-10-yl, cyclononylphenoxazin-10-yl, cyclodecylphenoxazin-10-yl, cycloundecylphenoxazin-10-yl, cyclododecylphenoxazin-10-yl, methylphenylphenoxazin-10-yl, methyltolylphenoxazin-10-yl, methylbenzylphenoxazin-10-yl, methyl(trifluoromethyl)phenoxazin-10-yl, methylcyclopropylphenoxazin-10-yl, methylcyclobutylphenoxazin-10-yl, methylcyclopentylphenoxazin-10-yl, methylcyclohexylphenoxazin-10-yl, methylcycloheptylphenoxazin-10-yl, methylcyclooctylphenoxazin-10-yl, methylcyclononylphenoxazin-10-yl, methylcyclodecylphenoxazin-10-yl, methylcycloundecylphenoxazin-10-yl, methylcyclododecylphenoxazin-10-yl, diethylphenoxazin-10-yl, dipropylphenoxazin-10-yl, dibutylphenoxazin-10-yl, dipentylphenoxazin-10-yl, dihexylphenoxazin-10-yl, phenoselenazin-10-yl, phenotellurazin-10-yl, 4H-[1,4]oxazin-4-yl, methyl-4H-[1,4]oxazin-4-yl, dimethyl-4H-[1,4]oxazin-4-yl, trimethyl-4H-[1,4]oxazin-4-yl, tetramethyl-4H-[1,4]oxazin-4-yl, ethyl-4H-[1,4]oxazin-4-yl, propyl-4H-[1,4]oxazin-4-yl, butyl-4H-[1,4]oxazin-4-yl, pentyl-4H-[1,4]oxazin-4-yl, hexyl-4H-[1,4]oxazin-4-yl, heptyl-4H-[1,4]oxazin-4-yl, octyl-4H-[1,4]oxazin-4-yl, nonyl-4H-[1,4]oxazin-4-yl, decyl-4H-[1,4]oxazin-4-yl, undecyl-4H-[1,4]oxazin-4-yl, dodecyl-4H-[1,4]oxazin-4-yl, methylethyl-4H-[1,4]oxazin-4-yl, methylpropyl-4H-[1,4]oxazin-4-yl, methylbutyl -4H-[1,4]oxazin-4-yl, methylpentyl-4H-[1,4]oxazin-4-yl, methylhexyl-4H-[1,4]oxazin -4-yl, methylheptyl-4H-[1,4]oxazin-4-yl, methyloctyl-4H-[1,4]oxazin-4-yl, methylnonyl-4H-[1,4]oxazin-4-yl, methyldecyl-4H-[1,4]oxazin-4-yl, methylundecyl -4H-[1,4]oxazin-4-yl, methyldodecyl-4H-[1,4]oxazin-4-yl, phenyl-4H-[1,4]oxazin-4-yl, tolyl-4H-[1,4]oxazin-4-yl, benzyl-4H-[1,4]oxazin-4-yl, (trifluoromecthyl)-4H-[1,4]oxazin-4-yl, cyclopropyl-4H-[1,4]oxazin-4-yl, cyclobutyl-4H-[1,4]oxazin-4-yl, cyclopentyl-4H-[1,4]oxazin-4-yl, cyclohexyl-4H-[1,4]oxazin-4-yl, cycloheptyl-4H-[1,4]oxazin-4-yl, cyclooctyl-4H-[1,4]oxazin-4-yl, cyclononyl-4H-[1,4]oxazin-4-yl, oyclodecyl-4H-[1,4]oxazin-4-yl, cycloundecyl-4H-[1,4]oxazin-4-yl, cyclododecyl-4H -[1,4]oxazin-4-yl, methylphenyl-4H-[1,4]oxazin-4-yl, methyltolyl-4H-[1,4]oxazin-4-yl, methylbenzyl-4H-[1,4]oxazin-4-yl, methyl(trifluoromethyl)-4H-[1,4]oxazin-4-yl, methylcyclopropyl-4H-[1,4]oxazin-4-yl, methylcyclobutyl-4H-[1,4]oxazin-4-yl, methylcyclopentyl-4H-[1,4]oxazin-4-yl, methyloyclohexyl-4H-[1,4]oxazin-4-yl, methylcyolohcpcyl-4H-[1,4]oxazin-4-yl, methylcyclooctyl-4H-[1,4]oxazin-4-yl, methylcyclononyl-4H-[1,4]oxazin-4-yl, methylcyclodecyl-4H-[1,4]oxazin-4-yl, methylcycloundecyl-4H-[1,4]oxazin-4-yl, methyloyclododecyl-4H-[1,4]oxazin-4-yl, diethyl-4H-[1,4]oxazin-4-yl, diprapyl-4H-[1,4]oxazin-4-yl, dibutyl-4H-[1,4]oxazin -4-yl, dipentyl-4H-[1,4]oxazin-4-yl, dihexyl-4H-[1,4]oxaizin-4-yl, 4H-[1,4]thiazin-4-yl, methyl-4H-[1,4]thiazhi-4-yl, dimethyl-4H-[1,4]thiazin-4-yl, trimethyl-4H -[1,4]thiazin-4-yl, tetramethyl-4H-[1,4]thiazin-4-yl, ethyl-4H-[1,4]thiazin-4-yl, propyl-4H-[1,4]thiazin-4-yl, butyl-4H-[1,4]thiazin-4-yl, pentyl-4H-[1,4]thiazin-4-yl, hexyl-4H-[1,4]thiazin-4-yl, heptyl-4H-[1,4]thiazin-4-yl, octyl-4H-[1,4]thiazin-4-yl, nonyl-4H-[1,4]thiazin-4-yl, decyl-4H-[1,4]thiazin-4-yl, undecyl-4H-[1,4]thiazin-4-yl, dodecyl-4H-[1,4]thiazin-4-yl, methylethyl-4H-[1,4]thiazin-4-yl, methylpropyl-4H -[1,4]thiazin-4-yl, methylbutyl-4H-[1,4]thiazin-4-yl, methylpentyl-4H-[1,4]thiazin-4-yl, methylhexyl-4H-[1,4]thiazin-4-yl, methylheptyl-4H-[1,4]thiazin-4-yl, methyloctyl -4H-[1,4]thiazin-4-yl, methylnonyl-4H-[1,4]thiazin-4-yl, methyldecyl-4H-[1,4]thiazin-4-yl, methylundecyl-4H-[1,4]thiazin-4-yl, methyldodecyl-4H-[1,4]thiazin-4-yl, phenyl-4H-[1,4]thiazin-4-yl, tolyl-4H-[1,4]thiazin-4-yl, benzyl-4H-[1,4]thiazin-4-yl, (triluoromethyl)-4H-[1,4]thiazin-4-yl, cyclopropyl-4H-[1,4]thiazin-4-yl, cyclobutyl -4H-[1,4]thiazin-4-yl, cyclopentyl-4H-[1,4]thiazin-4-yl, cyclohexyl-4H-[1,4]thiazin -4-yl, cycloheptyl-4H-[1,4]thiazin-4-yl, cyclooctyl-4H-[1,4]thiazin-4-yl, cyclononyl-4H -[1,4]thiazin-4-yl, cyclodcyl-4H-[1,4]thiazin-4-yl, cycloundecyl-4H-[1,4]thiazin-4-yl, cyclododecyl-4H-[1,4]thiazin-4-yl, methylphenyl-4H-[1,4]thiazin-4-yl, meniethyltolyl -4H-[1,4]thiazin-4-yl, methylbenzyl-4H-[1,4]thiazin-4-yl, methyl(trifloromethyl)-4H-[1,4]thiazin-4-yl, methylcyclopropyl-4H-[1,4]thiazin-4-yl, methylcyclobutyl-4H-[1,4]thiazin-4-yl, methyl cyclopentyl-4H-[1,4]thiazin-4-yl, methylcyclohexyl-4H-[1,4]thiazin-4-yl, methylcycloheptyl-4H-[1,4]thiazin-4-yl, methyleyclaoetyl-4H -[1,4]thiazin-4-yl, methylcyclononyl-4H-[1,4]thiazin-4-yl, methylyelodecyl-4H -[1,4]thiazin-4-yl, methylcycloundecyl-4H-[1,4]thiazin-4-yl, methylcyclododecyl-4H -[1,4]thiazin-4-yl, diethyl-4H-[1,4]thiazin-4-yl, dipropyl-4H-[1,4]thiazin-4-yl, dibutyl-4H-[1,4]thiazin-4-yl, dipentyl-4H-[1,4]thiazin-4-yl, dihexyl-4H-[1,4]thiazin-4-yl, 4H-[1,4]selenazin-4-yl, methyl-4H-[1,4]selenazin-4-yl, dimethyl-4H-[1,4]selenazin-4-yl, trimethyl-4H-[1,4]selenazin-4-yl, tetrancthyl-4H-[1,4]selenazin-4-yl, 4H -[1,4]tellurazin-4-yl, methyl-4H-[1,4]tellurazin-4-yl, dimethyl-4H-[1,4]tellurazin-4-yl, trimethyl-4H-[1,4]tellurazin-4-yl, tetramethyl-4H-[1,4]tellurazin-4-yl, 4H-1H-pyridin -1-yl-4-thione, methyl-1H-pyridin-1-yl-4-thione, dimethyl-1H-pyridin-1-yl-4-thione, trimethyl-1H-pyridin-1-yl-4-thione, tetramethyl-1H-pyridin-1-yl-4-thione, 1H -pyridin-1-yl-4-one, methyl-1H-pyridin-1-yl-4-one, dimethyl-1H-pyridin-1-yl-4-one, trimethyl-1H-pyridin-1-yl-4-one, tetramethyl-1H-pyridin-1-yl-4-one, 1H-pyridin-1-yl-4-selone, methyl-1H-pyridin-1-yl-4-selone, dimethyl-1H-pyridin-1-yl-4-selone, trimethyl-1H-pyridin-1-yl-4-selone, tetTaxrietbyl-1H-pyridin-1-yl-4-selone, 1H -pyridin-1-yl-4-tellone, methyl-1H-pyrildin-1-yl-4-tellone, dimethyl-1H-pyridin-1-yl-4-tellone, trimethyl-1H-pyridin-1-yl-4-tellone, tetramethyl-1H-pyridin-1-yl-4-tellone, benzoazaphosphol-1-yl, benzoazaphosphol-3-yl, benzodiazaphosphol-1-yl, benzodiazaphosphol-3-yl, bcnzoazadiphosphol-1-yl, bcnzoazadiphosphoi-3-yl, 1,2,3,4-tetrahydro-dibenzophosphol-5-yl, 1,2,3,8-tetrahydro-8-phosphacyclopenta[a]inden-8-yl, tetrazol-1-yl, methyhetrazol-1-yl, ethyltetrazol-1-yl, propyltetrazol-1-yl, butyltetrazol-1-yl, pentyltetrazol-1-yl, hexyltetrazol-1-yl, phenyltetrazol-1-yl, tetrazol-2-yl, methyltetrazol-2-yl, ethyltetrazol-2-yl, propyltetrazol-2-yl, butyltetrazol-2-yl, pentyltetrazol-2-yl, hexyltetrazol-2-yl, and phenyltetrazol-2-yl; and additionally, B maybe substituted with 0, 1, 2, 3, 4, 5 or 6 R groups, where each R is, independently selected from the group consisting of: hydrogen, methyl, ethyl, propyl, butyl, pentyl, hexyl, heptyt, octyl, nonyl, decyl, undecyl, dodecyl, tridecyl, tetradecyl, pentadecyl, hexadecyl, heptadecyl, octadecyl, nonadecyl, eicosyl, heneicosyl, docosyl, tricosyl, tetracosyl, pentacosyl, hexacosyl, heptacosyl, octacosyl, nonacosyl, triacontyl, vinyl, propenyl, butenyl, pentenyl, hexenyl, heptenyl, octenyl, nonenyl, decenyl, undecenyl, dodecenyl, tridecenyl, tetradecenyl, pentadecenyl, hexadecenyl, heptadecenyl, octadecenyl, nonadecenyl, eicosenyl, heneicosenyl, docosenyl, tricosenyl, tetracosenyl, pentacosenyl, hexacosenyl, heptacosenyl, octacosenyl, nonacosenyl, triacontenyl, propynyl, butynyl, pentynyl, hexynyl, heptynyl, octynyl, nonynyl, decyrryl, undecynyl, dodecynyt, tridecynyl, tetradecynyl, pentadecynyl, hexadecynyl, heptadecynyl, octadecynyl, nonadecynyl, eicosynyl, heneicosynyl, docosynyl, tricosynyl, tetracosynyl, pentacosynyl, hexacosynyl, heptacosynyl, octacosynyl, nonacosynyl, triacontynyl, cyclopropyl, cyclobutyl, cyclopentyl, cyclohexyl, cycloheptyl, cyclooctyl, cyclononyl, cyclodecyl, cycloundecyl, cyclododecyl, cyclotetradecyl, cyclopentenyl, cyclohexenyl, cycloheptenyl, cyclooctenyl, cyclodecenyl, cyclododeccnyl, methylcyclohexyl, ethylcyclohexyl, propylcyclohexyl, dimethylcyclohexyl, diethylcyclohexyl, dipropylcyclohexyl, phenyl, tolyl, mesityl, ethylphenyl, propylphenyl, butylphenyl, pentylphenyl, hexylphenyl, dimethylphenyl, trimerhylphenyl, diethylphenyl, diethylmethylphenyl, dipropylphenyl, dipropylmethylphenyl, benzyl, phenethyl, napthyl, norbornyl, adamantyl, trifluoromethyl, methyltrifluoromethyl, trimethylsilyl, trimethylzermyl, trimethylstannyl, trimethylsilylmethyl, trimethylgermybnethyl, trimethylstannyl, methyl, methoxymethyl, ethoxylnethyl, propoxymethyl, butoxymethyl, phenoxymethyl, methylsulfanyl, ethylsulfanyl, propylsulfanyl, butylsulfanyl, phenylsulfanyl, dimethylaminomethyl, dimethylaminoethyl, diphenylaminomethyl, diphenylaminoethyl, phenylaminomethyl, phenylaminoethyl, methylaminomethyl, diniethylphosphinomethyl, dimethylphosphinoethyl, diphenylphosphinomethyl, phenylphosphinoethyl, methylphosphinornetbyl, perfluoroethyl, perfluoropropyl, perfluorobutyl, perfluoropentyl, perfluorohexyl, perfluoroheptyl, perfluorooctyl, perfluorononyl, perfluorodecyl, perfluoroundecyl, perfluorododecyl, perfluorotridecyl, perthtorotetradecyl, periluoropentadecyl, perfluorohexadecyl, perfluoroheptadecyl, perfluorooctadecyl, perfluorouonadecyl, perfluoroeicosyl, fluoromethyl, fluoroethyl, fluoropropyl, fluorobutyl, fluoropentyl, fluorohexyl, fluoroheptyl, fluorooctyl, fluorononyl, fluorodecyl, fluoroundecyl, fluorododecyl, fluorotridecyl, fluorotetradecyl, fluoropentadecyl, fluorohexadecyl, fluoroheptadecyl, fluorooctadecyl, fluorononadecyl, fluoroeicosyl, thienyl, furanyl, pyrrolyl, phospholyl, methylthienyl, methylfuranyl, methylpyrrolyl, methylphospholyl, ethylthienyl, ethylfuranyl, ethylpyrrolyl, ethylphospholyl, propylthienyl, propylfuranyl, propylpyrrolyl, propylphospholyl, butylthienyl, butylfuranyl, butylpyrrolyl, butylphospholyl, pentylthienyl, pentylfuranyl, pentylpyrrolyl, penylphospholyl, hexylthienyl, hexylfuranyl, hexylpyrrolyl, hexylphospholyl, heptylthienyl, heptylfuranyl, heptylpyrrolyl, heptylphospholyl, octylthienyl, octylfuranyl, octylpyrrolyl, octylphospholyl, nonylthienyl, nonylfuranyl, nonylpyrrolyl, nonylphospholyl, decylthienyl, decylfuranyl, decylpyrrolyl, decylphospholyl, undecylthienyl, undecylfuranyl, undecylpyrrolyl, undecylphospholyl, dodecylthienyl, dodecylfuranyl, dodecylpyrrolyl, dodecylphosphotyl, dimethylthienyl, dimethylfuranyl, dimethylpyrrolyl, dimethylphospholyl, diethylthienyl, diethylfuranyl, diethylpyrrolyl, diethylphospholyl, dipropylthienyl, dipropylfuranyl, dipropylpyrrolyl, dipropylphospholyl, dibutylthienyl, dibutylfuranyl, dibutylpyrrolyl, dibutylphospholyl, dipentylthienyl, dipentylfuranyl, dipentylpyrrolyl, dipenylphospholyl, dihexylthienyl, dihexylfuranyl, dihexylpyrrolyl, dihexylphospholyl, trinmethythienyl, trimethylfuranyl, trimethylpyrrolyl, trimethylphospholyl, benzothiopheneyl, benzofuranyl, phenylthienyl, phenylfuranyl, phenylpyrrolyl, phenylphospholyl, tolylthienyl, tolylfuranyl, tolylpyrrolyl, tolylphospholyl, mesitylthienyl, mesitylfuranyl, mesitylpyrrolyl, mesitylphospholyl, fluorophenyl, difluorophenyl, trifluorophenyl, tetrafluorophenyl, pentafluorophenyl, trifluoromethylphenyl, fluorobenzyl, difluorobenzyl, trifluorobenzyl, tetrafluorobenzyl, pentafluorobenzyl, and trifluoromethylbenzyl; A is independently selected from the group consisting of: cyclopenta[b]thienyl, oyclopenta[b]furanyl, cyclopenta[b]selenophenyl, cyclopenta[b]tellurophenyl, cyclopenta[b]pyrrolyl, cyclopenta[b]phospholyl, cyclopenta[b]arsolyl, cyclopenta[b]stibolyl, methylcyclopenta[b]thienyl, methylcyclopenta[b]furanyl, methylcyclopenta[b]selenophenyl, methytcyclopenta[b]tellurophenyl, methylcyclopenta[b]pyrrolyl, methylcyclopenta[b]phospholyl, methylcyclopenta[b]arsolyl, methylcyclopenta[b]stibolyl, dimethyleyclopenta[b]thienyl, dimethylcyclopenta[b]furanyl, dimethylcyclopenta[b]pyrrolyl, dimethylcyclopenta[b]phospholyl, trimethylcyclopenta[b]thienyl, trimethylcyclopenta[b]furanyl, trimethylcyclopenta[b]pyrrolyl, trimethylcyclopenta[b]phospholyl, tetramethylcyclopenta[b]thienyl, tetramethylcyclopenta[b]furanyl, tetramethylcyclopenta[b]pyrrolyl, tetramethylcyclopenta[b]phospholyl, pentamethylcyclopenta[b]thienyl, pentamethylcyclopenta[b]furanyl, pentamethylcyclopenta[b]pyrrolyl, pentamethylcyclopenta[b]phospholyl, hexamethylcyclopenta[b]pyrrolyl, hexamethylcyclopenta[b]phospholyl, ethylcyclopenta[b]thienyl, ethylcyclopenta[b]furanyl, ethylcyclopenta[b]pyrrolyl, ethylcyclopenta[b]phospholyl, diethylcyclopenta[b]thienyl, diethylcyclopenta[b]furanyl, diethylcyclopenta[b]pyrrolyl, diethylcyclopenta[b]phospholyl, triethylcyclopenta[b]thienyl, triethylcyclopenta[b]furanyl, triethylcyclopenta[b]pyrrolyl, triethylcyclopenta[b]phospholyl, propylcyclopenta[b]thienyl, propylcyclopenta[b]fuxanyl, propylcyclopenta[b]pyrrolyl, propylcyclopenta[b]phospholyl, dipropylcyclopenta[b]thienyl, dipropylcyclopenta[b]furanyl, dipropylcyclopenta[b]pyrrolyl, dipropylcyclopenta[b]phospholyl, tripropylcyclopenta[b]thienyl, tripropylcyclopenta[b]thienyl, tripropylcyclopenta[b]pyrrolyl, tripropylcyclopenta[b]phospholyl, butylcyclopenta[b]thienyl, butylcyclopenta[b]furanyl, butylcyclopenta[b]pyrrolyl, butylcyclopenta[b]phospholyl, dibutylcyclopenta[b]thienyl, dibutylcyclopenta[b]furanyl, dibutylcyclopenta[b]pyrrolyl, dibutyloyclopenta[b]phospholyl, tributylcyclopenta[b]thienyl, tributylcyclopenta[b]furanyl, tributylcyclopenta[b]pyrrolyl, tributylcyclopenta[b]phospholyl, ethylmethylcyclopenta[b]thienyl, ethylmethylcyclopenta[b]furanyl, ethylmethylcyclopenta[b]furanyl, ethylmethylcyclopenta[b]phospholyl, methylpropylcyclopenta[b]thienyl, methylpropylcyclopenta[b]furanyl, methylpropylcyclopenta[b]furanyl, methylpropylcyclopenta[b]phospholyl, butylmethylcyclopenta[b]thienyl, butylmethylcyclopenta[b]furanyl, butylmethylcyclopenta[b]pyrrolyl, butylmethylcyclopenta[b]phospholyl, cyclopenta[c]thienyl, cyclopenta[c]furanyl, cyclopenta[c]selenophenyl, cyclopenta[c]tellurophenyl, cyclopenta[c]pyrrolyl, cyclopenta[c]phospholyl, cyclopenta[c]arsolyl, cyclopenta[c]stibolyl, methylcyclopenta[c]thienyl, methylcyclopenta[c]thienyl, methylcyclopenta[c]selenophenyl, methylcyclopenta[c]tellurophenyl, methylcyclopenta[c]pyrrolyl, methylcyclopenta[c]phospholyl, methylcyclopenta[c]arsolyl, methylcyclopenta[c]stiboyl, dimethylcyclopenta[c]thienyl, dimethylcyclopenta[c]furanyl, dimethylcyclopenta[c]furanyl, dimethylcyclopenta[c]phospholyl, trimethylcyclopenta[c]thienyl, trimethylcyclopenta[c]furanyl, trimethylcyclopenta[c]pyrrolyl, trimethylcyclopenta[c]phospholyl, tetramethylcyclopenta[c]thienyl, tetramethylcyclopenta[c]furanyl, tetramethylcyclopenta[c]pyrrolyl, tetramethylcyclopenta[c]phospholyl, pentaamethylcyclopenta[c]thienyl, pentamethylcyclopenta[c]furanyl, pentamethylcyclopenta[c]pyrrolyl, pentamethylcyclopenta[c]phospholyl, hexamethylcyclopenta[c]pyrrolyl, hexamethylcyclopenta[c]phospholyl, ethylcyclopenta[c]thienyl, ethylcyclopenta[c]thienyl, ethylcyclopenta[c]pyrrolyl, ethylcyclopenta[c]phospholyl, diethylcyclopenta[c]thienyl, diethylcyclopenta[c]furanyl, diethylcyclopenta[c]pyrrolyl, diethylcyclopenta[c]phospholyl, triethylcyclopenta[c]thienyl, triethylcyclopenta[c]furanyl, triethylcyclopena[c]pyrrolyl, triethylcyclopenta[c]phospholyl, propylcyclopenta[c]thienyl, propylcyclopenta[c]furanyl, propylcyclopenta[c]pyrrolyl, propylcyclopenta[c]phospholyl, dipropylcyclopenta[c]thienyl, dipropylcyclopenta[c]furanyl, dipropylcyclopenta[c]pyrrolyl, dipropylcyclopenta[c]phospholyl, tripropyleyclopenta[c]thienyl, trpropylcyeloperita[c]furanyl, tripropylcyclopenta[c]pyrrolyl, tripropylcyclopenta[c]phospholyl, butylcyclopenta[c]thienyl, butylcyclopenta[c]furanyl, butylcyclopenta[c]furanyl, butylcyclopenta[c]phospholyl, dibutylcyclopenta[c]thienyl, dibutylcyclopenta[c]furanyl, dibutylyclopenta[c]pyrrolyl, dibutylcyclopenta[c]phospholyl, tributylyclopenta[c]thienyl, tributylcyclopenta[c]furanyl, tributylcyclopenta[c]furanyl, tributylcyclopenva[c]phospholyl, ethylmethyleyclopenta[c]thienyl, ethylmethylcyclopenta[c]furanyl, ethylmethylcyclopenta[c]pyrrolyl, ethylmethylcyelopenta[c]phospholyl, methylpropylcyclopenta[c]thienyl, methylpropylcyclopenta[c]furanyl, methylpropylyclopenta[c]pyrrolyl, methylpropylcyclopent[c]phospholyl, butyhnethylcyclopenta[c]thienyl, butyhnethykyclopenta[c]furanyl, butylmethylcyclopenta[c]furanyl, butylmethylcycloperita[c]phospholyl, indenyl, methylindenyl, dimethylindenyl, trimethylindenyl, tetramethylindenyl, pentamethylindenyl, hexamethylindenyl, heptamethylindenyt, ethylindenyl, diethylindenyl, triethylindenyl, propylindenyl, dipropylindenyl, tripropylindenyl, butylindenyl, dibutylindenyl, tributylindenyl, pentylindenyl, dipentylindenyl, tripentylindenyl, hexylindenyl, dihexylindenyl, trihexylindenyl, heptylindenyl, octylindenyl, nonylindenyl, decylindenyl, phenylindenyl, methylphenylindenyl, ethylphenylindenyl, propylphenylindenyl, butylphenylindenyl, pentylphenylindenyl, hexylphonylindenyl, heptylphenylindenyl, octylphenylindenyl, nonylphenylindenyl, decylphenylindenyl, dimethylphenylindenyl, trimethylphenylindenyl, dipropylphenylindenyl, methylpropylphenylindenyl, tolylindenyl, methyltolylindenyl, ethyltolylindenyl, propyltolylindenyl, butyltolylindenyl, pentyltolylindenyl, hexyltolylindenyl, heptyltolylindenyl, octyltolylindenyl, nonyltolylindenyl, decyltolylindenyl, dimethyltolylindenyl, trimethyltolylindenyl, dipropyltolylindenyl, methylpropyltolylindenyl, naphthylindenyl, methylnaphthylindenyl, ethylnaphtbylindenyl, propylnaplithylindenyl, butylnaphthylindenyl, pentylnaphthylindenyl, hexylnaphthylindenyl, heptylnaphthylindenyl, octylnaphthylindenyl, nonylnaphthylindenyl, decylnaphthylindenyl, dimethytnaphthylindenyl, trimethylnaphthylindenyl, dipropylnaphthylindenyl, methylpropylnaphthylindenyl, (propylphenyl)indenyl, methyl(propylphenyl)indenyl, ethyl(propylphenyl)indenyl, propyl(propylphenyl)indenyl, butyl(propylphenyl)indenyl, dimethyl(propylphenyl)indenyl, trimethyl(propylphenyl)indenyl, methylpropyl(propylphenyl)indenyl, (dipropylphenyl)indenyl, methyl(dipropylpheiiyl)indenyl, ethyl(dipropylphenyl)indenyl, propyl(dipropylphenyl)indenyl, butyl(dipropylphenyl)indenyl, dimethyl(dipropylphenyl)indenyl, trimethyl(propylphenyl)indenyl, methylpropyl(propylphenyl)indenyl, (dimethyeyl)indenyl, methyl(dimethyeyl)indenyl, ethyl(dipropyphenyl)indenyl, propyl(diroplphenyl)indenyl, butyl(dipropyphenyl)indenyl, dimethyl(dipropyphenyl)indenyl, trimethyl(dipropyphenyl)indenyl, methylpropyl(dipropyphenyl)indenyl, (dimethylphenyl)indenyl, methyl(dimethylphenyl)indenyl, ethyl(dimetbylphenyl)indenyl, propyl(dimethylphenyl)indenyl, butyl(dimethylphenyl)indenyl, trimethyl(dimethlylphenyl)indeayl, trimethyl(dimethylphenyl)indenyl, methylpropyl(dimethylphenyl)indenyl, trimethylsilylindenyl, trifluormethylindenyl, trifluoromethylphenylindenyl, (benzothiopheneyl)indenyl, (benzofuranyl)indenyl, (fluorophenyl)indenyl, (difluorophenyl)indenyl, (trifluorophenyl)indenyl, (tetrafluorophenyl)indenyl, (pentafluorophenyl)indenyl, (trifluoromethylphenyl)indenyl, (thienyl)indenyl, (furanyl)indenyl, (pyrrolyl)indenyl, (phospholyl)indenyl, (methylthienyl)indenyl, (methylfuranyl)indenyl, (methylpyrrolyl)indenyl, (methylphospholyl)indenyl, (dimethylthienyl)indenyl, (dimethylfuranyl)indenyl, (dimethylpyrrolyl)indenyl, (dimethylphospholyl)indenyl, (ethylthienyl)indenyl, (ethylfuranyl)indenyl, (ethylpyrrolyl)indenyl, (ethylphospholyl)indenyl, (propylthienyl)indenyl, (propylfuranyl)indenyl, (propylpyrrolyl)indenyl, (propylphospholyl)indenyl, (butylthienyl)indenyl, (butylfuranyl)indenyl, (butylpyrrolyl)indenyl, (butylphospholyl)indenyl, methyl(benzothiopheneyl)indenyl, methyl(benzofuranyl)indenyl, methyl(fluorophenyl)indenyl, methyl(difluorophenyl)indenyl, methyl(trifluorophenyl)indenyl, methyl(tetrafluorophenyl)indenyl, methyl(pentafluorophenyl)indenyl, methyl(trifluoromethylphenyl)indenyl, methyl(thienyl)indenyl, methyl(furanyl)indenyl, methyl(pyrrolyl)indenyl, methyl(phospholyl)indenyl, methyl(methylthienyl)indenyl, methyl(methylfuranyl)indenyl, methyl(methylpyrrolyl)indenyl, methyl(methylphospholyl)indenyl, methyl(dimethylthienyl)indenyl, methyl(dimethylfuranyl)indenyl, methyl(dimethylpyrrolyl)indenyl, methyl(dimethylphospholyl)indenyl, methyl(ethylthienyl)indenyl, methyl(ethylfuranyl)indenyl, methyl(ethylpyrrolyl)indenyl, methyl(ethylphospholyl)indenyl, methyl(propylthienyl)indenyl, methyl(propylfuranyl)indenyl, methyl(propylpyrrolyl)indenyl, methyl(propytphospholyl)indenyl, methyl(butylthienyl)indenyl, methyl(butylfuranyl)indenyl, methyl(butylpyrrolyl)indenyl, methyl(butylphospholyl)indenyl, propyl(benzothiopheneyl)indenyl, propyl(benzofuranyl)indenyl, propyl(fluorophenyl)indenyl, propyl(difluorophenyl)indenyl, propyl(trifluorophenyl)indenyl, propyl(tetrafluorophenyl)indenyl, propyl(pentafluorophenyl)indenyl, propyl(trifluoromethylphenyl)indenyl, propyl(thienyl)indenyl, propyl(furanyl)indenyl, propyl(pyrrolyl)indenyl, propyl(phospholyl)indenyl, propyl(methylthienyl)indenyl, propyl(methytfuranyl)indenyl, propyl(methylpyrrolyl)indenyl, propyl(methylphospholyl)indenyl, propyl(dimethylthienyl)indenyl, propyl(dimethylfuranyl)indenyl, propyl(dimethylpyrrolyl)indenyl, propyl(dimethylphospholyl)iudenyl, propyl(ethylthienyl)indenyl, propyl(ethylfuranyl)indenyl, propyl(ethylpyrrolyl)indenyl, propyl(ethylphospholyl)indenyl, propyl(propylthienyl)indenyl, propyl(propylfuranyl)indenyl, propyl(propylpyrrolyl)indenyl, propyl(propylphospholyl)indenyl, propyl(butylthienyl)indenyl, propyl(butylfuranyl)indenyl, propyl(butylpyrrolyl)indenyl, propyl(butylphospholyl)indenyl, tetrahydroindenyl, methyltetrahydroindenyl, dimethyltetrahydroindenyl, trimethyltetrahydroindenyl, tetramethyltetrahydroindenyl, pentamethyltertrahydroindenyl, hexamethyltetrahydroindenyl, heptamethyltetrahydroindenyl, ethyltetrahydroindenyl, propyltetrahydroindenyl, butyltetrahydroindenyl, pentyltetrahydroindenyl, hexyltetrahydroindenyl, heptyltetrahydroindenyl, octyltetrahydroindenyl, nonyltetrahydroindenyl, decyltetrahydroindenyl, phenyltetrahydroindenyl, methylphenyltetrahydroindenyl, ethylphenyltetrahydroindenyl, propylphenyltetrahydroindenyl, butylphenyltetrahydroindenyl, pentylphenyltetrahydroindenyl, hexylphenyltetrahydroindenyl, heptylphenyltetrahydroindenyl, octylphenyltetrahydroindenyl, nonylphenyltetrahydroindenyl, decylphenyltetrahydroindenyl, dimethylphenyltetrahydroindenyl, trimethylphenyltetrahydroindenyl, dipropylphenyltetrahydroindenyl, methylpropylphenyltetrahydroindenyl, tolyltetrahydroindenyl, methyltolyltetrahydroindenyl, ethyltolyltetrahydroindenyl, propylolyltetrahydroindenyl, butyltolyltetrahydroindenyl, dimethyltolyltetrahydroindenyl, trimethyltolyltetrahydroindenyl, dipropyltolyltetrahydroindenyl, methylpropyltolyltetrahydroindenyl, naphthyltetrahydroindenyl, methylnaphthyltetrahydroindenyl, ethylnaphthyltetrahydroindenyl, propylnaplithyltetrahydroindenyl, butylnaphthyltetrahydroindenyl, dimethylnaphthyltetrahydroindenyl, trimethylnaphthyltetrahydroindenyl, dipropylnaphthyltetrahydroindenyl, methylpropylnaphthyltetrahydroindenyl, (propylphenyl)tetrahydroindenyl, methyl(propylphenyl)tetrahydroindenyl, ethyl(propylphenyl)tetrahydroindenyl, propyl(propylphenyl)tetrahydroirdenyl, butyl(propylphenyl)tetrahydroindenyl, dimethyl(propylphenyl)tetrahydroindenyl, trimethyl(propylphenyl)tetrahydroindenyl, methylpropyl(propylphenyl)tetrahydroindenyl, (dipropylphenyl)tetrahydroindenyl, methyl(dipropylplicnyl)tetrahydroindenyl, ethyl(dipropylphenyl)tetrahydroindenyl, propyl(dipropylphenyl)tetrahydroindenyl, butyl(dipropylphenyl)tetrahydroindenyl, dimethyl(dipropylphenyl)tetrahydroindenyl, trimethyl(dipropylphenyl)tetrahydroindenyl, methylpropyl(dipropylphenyl)tetrahydroindenyl, (dimethylphenyl)tetrahydrohidenyl, methyl(dimthylphenyl)tetrahyclroindenyl, ethyl(dimethylphenyl)tetrahydroindenyl, propyl(dimethylphenyl)tetrahydroindenyl, butyl(dimethylphenyl)tetrahydroindenyl, trimethyl(dimethylphenyl)tetrahydroindenyl, trimethyl(dimethylphenyl)tetraliydroindenyl, methylpropyl(dimethylphenyl)tetrahydroindenyl, (trimethylphenyl)tetrahydroindenyl, methyl(trimethylphenyl)tetrahydroindenyl, ethyl(trimethylphenyl)tetrahydroindenyl, propyl(trimethylphenyl)tetrahydroindenyl, butyl(trimethylphenyl)tetrahydroindenyl, dimethyl(trimethylphenyl)tetrahydroindenyl, trimethyl(trimethylphenyl)tetrahydroindenyl, methylpropyl(trimethylphenyl)tetrahydroindenyl, cyclopentadienyl, methylcyclopentadienyl, dimethylcyclopentadienyl, trimethylcyeiopentadienyl, tetramethylcyclop entadienyl, pentamethylcyclopentadienyl, ethylcyclopentadienyl, diethylcyclopentadienyl, triethylcyclopentadienyl, tetraethylcyclopentadienyl, pentaethylcyclopentadienyl, propylcyclopentadienyl, dipropylcyclopentadienyl, tripropylcyclopentadienyl, tetrapropylcyclopentadienyl, pentapropylcyclopentadienyl, butyloyclopentadienyl, dibutylcyclopentadienyl, tributylcyclopentadienyl, tetrabutylcyclopentadienly, pentabutylcyclopentadienyl, pentylcyclopentadienyl, dipentylcyclopentadienyl, tripentylcyclopentadienyl, tetrapentylcyclopentadienly, pentapentylcyclopentadienyl, hexylcyclopentadienyl, dihexylcyclopentadienyl, trihexylcyclopentadienyl, tetrahexylcyclopentadienly, pentahexylcyclopentadienyl, heptylcyclopentadienyl, diheptylcyclopentadienyl, octylcyclopentadienyl, dioctylcyclopentadienyl, nonylcyclopentadienyl, dinonylcyclopentadienyl, decylcyclopentadienyl, didecylcyclopentadienyl, undecylcyclopentadienyl, dodecylcyclopentadienyl, tridecylcyclopentadienyl, tetradecylcyclopentadienyl, pentadecylcyclopentadienyl, hexadecylcyclopentadienyl, heptadecylcyclopentadienyl, octadecylcyclopentadienyl, nonadecylcyclopentadienyl, eicosylcyclopentadienyl, heneicosylcyclopentadienyl, docosylcyclopentadienyl, tricosylcyclopentadienyl, tetracosylcyclopentadienyl, pentacosylcyclopentadienyl, hexacosylcyclopentadienyl, heptacosylcyclopentadienyl, octacosylcyclopentadienyl, nonacosylcyclopentadienyl, triacontylcyclopentadienyl, vinylcyclopentadienyl, allylcyclopentadienyl, propenylcyclopentadienyl, butenylcyclopentadienyl, propynylcyclopentadienyl, butynylcyclopentadienyl, cyclopropylcyclopentadienyl, cyclobutylcyclopentadienyl, cyclopentylcyclopentadienyl, cyclohexylcyclopentadienyl, phenylcyclopentadienyl, (dimethylphenyl)cyclopentadienyl, tolylcyclopentadienyl, benzylcyclopentadienyl, phenethylcyclopentadienyl, trimethylsilylcyclopentadienyl, trimethylgermylcyclopentadienyl, trimethylstannylcyclopentadienyl, triethylsilylcyclopentadienyl, dimethylethylsilylcyclopentadienyl, biphenylcyclopentadienyl, pyrenylcyclopentadienyl, trifluoromethylcyclopentadienyl, trifluoromethylmethylcyclopentadienyl, norbornylcyclopentadienyl, methylethylcyclopentadienyl, methylpropylcyclopentadienyl, methylbutylylcyclopentadienyl, methylphenylcyclopentadienyl, methylcyclohexylcylopentadienyl, methyltolylcyclopentadienyl, trimethylsilylmethylcylopentadienyl, methylbenzylcylopentadienyl, methylphenethylcylopentadienyl, ruethylvinylcylopentadienyl, methylallylcylopentadienyl, (benzothiopheneyl)cyclopentadienyl, (benzofuranyl)cyclopentadienyl, (fluorophenyl)cyclopentadienyl, (difluorophenyl)cyclopentadienyl, (trifluorophenyl)cyclopentadienyl, (tetrafluzorophenyl)cyclopentadienyl, (pentafluorophenyl)cyclopentadienyl, (trifluoromethylphenyl)cyclopentadienyl, (thienyl)oyclopentadienyl, (furanyl)cyclopentadienyl, (pyrrolyl)cyclopentadienyl, (phospholyl)oyclopentadienyl, (methylthienyl)cyclopentadienyl, (methylfuranyl)cyclopentadienyl, (methylpyrrolyl)cyclopentadienyl, (methylphosphoIyl)cyclopentadienyl, (dimethylthienyl)cyclopentadienyl, (dimethylfuranyl)cyclopentadienyl, (dimethylpyrrolyl)cyclopentadienyl, (dimethylphosphalyl)cyclopentadienyl, methyl(benzothiopheneyl)cyclopentadienyl, methyl(benzofuranyl)cyclopeatadienyl, methyl(fluorophenyl)cyclopentadienyl, methyl(difluorophenyl)cyclopentadienyl, methyl(trifluorophenyl)cyclopentadienyl, methyl(tetrafluorophenyl)cyclopentadienyl, methyl(pentafluorophenyl)cyclopentadienyl, methyl(trifluoromethylphenyl)cyclopentadienyl, methyl(thienyl)cyclopentadienyl, methyl(furanyl)cyclopentadienyl, methyl(pyrrolyl)cyclopentadienyl, methyl(phospholyl)cyclopentadienyl, methyl(methylthienyl)cyclopentadienyl, methyl(methylfuranyl)cyclopentadienyl, methyl(methylpyrrolyl)cyclopentadienyl, methyl(methylphospholyl)cyclopentadienyl, methyl(dimethylthienyl)cyclopentadienyl, methyl(dimethylfuranyl)cyclopentadienyl, methyl(dimethylpyrrolyl)cyclopentadienyl, methyl(dimethylphospholyl)cyclopentadienyl, fluorenyl, methylfluorenyl, dimethylfluorenyl, trimethylfluorenyl, tetramethylfluorenyl, ethylfluorenyl, diethylfluorenyl, triethylfluorenyl, tetraethylfluorenyl, propylfluorenyl, dipropylfluorenyl, tripropylfluorenyl, tetrapropylfluorenyl, butylfluorenyl, dibutylfluorenyl, tributylfhlorenyl, tetrabutylfluorenyl, pentylfluorenyl, dipentylfluorenyl, tripentylfluorenyl, tetrapentylfluorenyl, hexylfluorenyl, dihexylfluorenyl, trihexylfluorenyl, tetrahexylfluorenyl, heptylfluorenyl, diheptylfluorenyl, octylfluorenyl, dioctylfluorenyl, nonylfluorenyl, dinonylfluorenyl, decylfluorenyl, didecylfluorenyl, dodecylfluorenyl, didodecylfluorenyl, trifluoromethylfluorenyl, bis(trifluoromethyl)fluorenyl, trimethylsilylfluorenyl, bis(trimethylsilyl)fluorenyl, cyclohexylfluorenyl, bis(cyclohexyl)fluorenyl, phenylfluorenyl, diphenylfluorenyl, tolylfluorenyl, bis(tolyl)fluorenyl, octahydrofluorenyl, methyloctahydrofluorenyl, dimethyloctahydrofluorenyl, trimethyloctahydrofluorenyl, tetramethyloctahydrofluorenyl, ethyloctahydrofluorenyl, diothyloctahydrofluorenyl, propyloctahydrofluorenyl, dipropyloctahydrofluorenyl, butyloctahydrofluorenyl, dibutyloctahydrofluorenyl, pentyloctalhydrofluorenyl, dipentyloctahydrofluorenyl, hexyloctahydrofluorenyl, dihexyloctahydrofluorenyl, heptyloctahydrofluorenyl, diheptyloctahydrofluorenyl, octyloctahydrofluorenyl, dioctyloctahydrofluorenyl, methyloctahydrodibenzyl[b,h]fluorenyl, dimethyloctahydrodibenzyl[b,h]fluorenyl, trimethyloctahydrodibenzyl[b,h]fluorenyl, tetramethyloctahydrodibenzyl[b,h]fluorenyl, pentamethyloctahydrodibenzyl[b,h]fluorenyl, hexamethyloctahydrodibenzyl[b,h]fluorenyl, heptamethyloctahydrodibenzyl[b,h]fluorenyl, octamethyloctahydrodibenzyl[b,h]fluorenyl, (benzothiopheneyl)fluorenyl, (benzofuranyl)fluorenyl, (fluorophenyl)fluorenyl, (difluorophenyl)fluorenyl, (trifluorophenyl)fluorenyl, (tetrafluorophenyl)fluorenyl, (pentafluorophenyl)fluorenyl, (trifluoromethylphenyl)fluorenyl, (thienyl)fluorenyl, (furanyl)fluorenyl, (pyrroly)fluorenyl, (phospholyl)fluorenyl, (methylthienyl)fluorenyl, (methylfuranyl)fluorenyl, (methylpyrrolyl)fluorenyl, (methylphospholyl)fluorenyl, (dimethylthienyl)fluorenyl, (dimethylfuranyl)fluorenyl, (dimethylpyrrolyl)fluorenyl, (dimethylphospholyl)fluorenyl, bis(benzothiopheneyl) fluorenyl, bis(benzofuranyl)fluorenyl, bis(fluorophenyl)fluorenyl, bis(difluorophenyl)fluorenyl, bis(trifluorophenyl)fluorenyl, bis(tetrafluorophenyl)fluorenyl, bis(pentafluorophenyl)fluorenyl, bis(trifluoromethylphenyl)fluorenyl, bis(thienyl)fluorenyl, bis(furanyl)fluorenyl, bis(pyrrolyl)fluorenyl, bis(phospholyl)fluorenyl, bis(methylthienyl)fluorenyl, bis(methylfuranyl)fluorenyl, bis(methylpyrrolyl)fluorenyl, bis(methylphospholyl)fluorenyl, bis(dimethylthienyl)fluorenyl, bis(dimethylfuranyl)fluorenyl, bis(dimethylpyrrolyl)fluorenyl, bis(dimethylphospholyl)fluorenyl, azacyclopentadienyl, phosphacyclopentadienyl, stibacyclopentadienyl, arsacyclopentadienyl, boracyclopentadienyl, methylazacyclopentadienyl, methylphosphacyclopentadienyl, methylstibacyclopentadienyl, methylarsacyclopentadienyl, methylboracyclopentadienyl, 1,2-diazacyclopentadienyl, 1,2-diphosphacyclopentadienyl, 1,2-distibacyclopentadienyl, 1,2-diarsacyclopentadienyl, 1,2-diboracyclopentadienyl, 1,2-azaphosphacyclopentadienyl, 1,2-azastibacyclopentadienyl, 1,2-azarsacyclopentadienyl, 1,2-azaboracyclopentadienyl, 1,2-arsaphosphacyclopentadienyl, 1,2-arsastibacyclopentadienyl, 1,2-arsaboracyclopentadienyl, 1,2-boraphosphacyclopentadienyl, 1,2-borastibacyclopentadienyl, 1,2-phosphastibacyclopentadienyl, 1,3-diazacyclopentadienyl, 1,3-diphosphacyclopentadienyl, 1,3-distibacyclopentadienyl, 1,3-diarsacyclopentadienyl, 1,3-diboracyclopentadienyl, 1,3-azaphosphacyclopentadienyl, 1,3-azastibacyclopentadienyl, 1,3-azarsacyclopentadienyl, 1,3-azaboracyclopentadienyl, 1,3-arsaphosphacyclopentadienyl, 1,3-arsastibacyclopentadienyl, 1,3-arsaboracyclopeiitadienyl, 1,3-boraphosphacyclopentadienyl, 1,3-borastibacyclopentadienyl, 1,3-phosphastibacyclopentadienyl, pentadienyl, methylpentadienyl, dimethylpentadienyl, trimethylpentadienyl, tetramethylpentadienyl, pentamethylpentadienyl, hexamethylpentadienyl, heptamethylpentadienyl, allyl, methylallyl, dimethylallyl, trimethylallyl, tetramethylallyl, pentamethylallyl, boratabenzene, methylboratabenzene, phenylboratabenzene, N,N-dimethylaminoboratabenzene, N,N-diethylaminoboratabenzene, and N,N-dipropylaminoboratabenzene, or A may, independently, be defined as E; Y is a bridging group selected from the group consisting of: dimethylsilylene, diethylsilylene, dipropylsilylene, dibutylsilylene, dipentylsilylene, dihexylsilylene, diheptylsilylene, dioctylsilylene, dinonylsilylene, didecylsilylene, diundecylsilylene, didodecylsilylene, ditridecylsilylene, ditetradecylsilylene, dipentadecylsilylene, dihexadecylsilylene, diheptadecylsilylene, dioctadecylsilylene, dirionadecylsilylene, dieicosylsilylene, dliheneicosylsilylene, didocosylsilylene, ditricosylsilylene, ditetracosylsilylene, dipentacosylsilylene, dihexacosylsilylene, diheptacosylsilylene, dioctacosylsilylene, dinonacosylsilylene, ditriacontylsilylene, dicyclohexylsilylene, dicyclopentylsilylene, dicycloheptylsilylene, dicyclooctylsilylene, dicyclodecylsilylene, dicyclododecylsilylene, dinapthylsilylene, diphenylsilylene, ditolylsilylene, dibenzylsilylene, diphenethylsilylene, di(butylphenethyl)silylene, methylethylsilylene, methylpropylsilylene, methylbutylsilylene, methylhexylsilylene, methylphenylsilylene, ethylphenylsilylene, ethylpropylsilylene, ethylbutylsilylene, propylphenylsilylene, tetramethyldisilylene, dimethylgemylene, diethylgermylene, diphenylgermylene, methylphenylgermylene, cyclotrimethylenesilylene, cyclotetramethylenesilylene, cyclopentamethylenesilylene, methylene, dimethylmethylene, diethylmethylene, dibutylmethylene, dipropylmethylene, diphenylmethylene, ditolylmethylene, di(butylphenyl)methylene, di(trimethylsilylphenyl)methylene, di(triethylsilylphenyl)methylene, dibenzylmethylene, cyclotetramethylenemethylene, cyclopentmethylenemethylene, ethylene, methylethylene, dimethylethylene, trimethylethylene, tetramethylethylene, cyclopropylene, cyclobutylene, cyclopentylene, cyclohexylene, cycloheptylene, cyclooctylene, propanediyl, methylpropanediyl, dimethylpropanediyl, trimethylpropanediyl, tetramethylpropanediyl, pentamethylpropanediyl, hexamethylpropanediyl, tetramethyldisiloxylene, vinylene, ethene-1,1-diyl, divinylsilylene, dipropenylsilylene, dibutenysilylene, methylvinylsilylene, methylpropenylsilylene, methylbutenylsilylene, dimethylsilylmethylene, diphenylsilylmethylene, dimethylsilylethylene, diphenylsilylethylene, dimethylsilylpropylene, diphenylsilylpropylene, dimethylstannylene, diphenylstannylene, methylphenylstannylene, cyclohexylazanediyl, methylazanediyl, ethylazanediyl, propylazanediyl, butylazanediyl, pentylazanediyl, hexylazanediyl, phenylazanediyl, perfluorophenylazanediyl, methylphosphanediyl, ethylphosphanediyl, propylphosphanediyl, butylphosphanediyl, pentylphosphanediyl, hexylphosphanediyl, cyclohexylphosphanediyl, phenylphosphanediyl, methylboranediyl, ethylboranediyl, propylboranediyl, butylboranediyl, pentylboranediyl, hexylboranediyl, phenylboranediyl, and, cyclohexylboranediyl; and is present when y is one and absent when y is zero; y is zero or one; X are independently selected from the group consisting of: hydride, fluoride, chloride, bromide, iodide, methyl, ethyl, propyl, butyl, pentyl, hexyl, heptyl, octyl, nonyl, decyl, undecyl, dodecyl, tridecyl, tetradecyl, pentadecyl, hexadecyl, heptadecyl, octadecyl, nonadecyl, eicosyl, heneicosyl, docosyl, tricosyl, tetracosyl, pentacosyl, hexacosyl, heptacosyl, octacosyl, nonacosyl, triacontyl, vinyl, propenyl, butenyl, pentenyl, hexenyl, heptenyl, octenyl, nonenyl, decenyl, undecenyl, dodecenyl, tridecenyl, tetradecenyl, pentadecenyl, hexadecenyl, heptadecenyl, octadecenyl, nonadecenyl, eicosenyl, heneicosenyl, docosenyl, tricosenyl, tetracosenyl, pentacosenyl, hexacosenyl, heptacosenyl, octacosenyl, nonacosenyl, triacontenyl, propynyl, butynyl, pentynyl, hoxynyl, heptynyl, octynyl, nonynyl, docynyl, undecynyl, dodecynyl, tridecynyl, tetradecynyl, pentadecynyl, hexadecynyl, heptadecynyl, octadecynyl, nonadecynyl, eicosynyl, heneicosynyl, docosynyl, tricosynyl, tetracosynyl, pentacosynyl, hexacosynyl, heptacosynyl, octacosynyl, nonacosynyl, triacontynyl, cyclopropyl, cyclobutyl, cyclopentyl, cyclohexyl, cycloheptyl, cyclooctyl, cyclononyl, cyclodecyl, cycloundecyl, cyclododecyl, cyclotetradecyl, cyclopentenyl, cyclohexenyl, cycloheptenyl, cyclooctenyl, cyclodecenyl, cyclododecenyl, methylcyclohexyl, ethylcyclohexyl, propylcyclohexyl, dimethylcyclohexyl, diethylcyclohexyl, dipropylcyclohexyl, phenyl, tolyl, mesityl, ethylphenyl, propylphenyl, butylphenyl, pentylphenyl, hexylphenyl, dimethylphenyl, trimethylphenyl, diethylphenyl, diethylmethylphenyl, dipropylphenyl, dipropylmethylphenyl, benzyl, phenethyl, napthyl, trifluoromethyl, methoxy, ethoxy, propoxy, butoxy, dimethylamido, diethylamido, methylethylamido, phenoxy, benzoxy, allyl, 1,1-dimethyl, allyl, acetylacetonate, 1,1,1,5,5,5-hexafluoroacetylacetonate, 1,1,1-trifluoroacetylacetonate, 2-carboxymethylallyl, 1,1,1-trifluoro-5,5-dimethylacetylacctonate, methoxymethyl, ethoxymethyl, propoxymethyl, butoxymethyl, phenoxyrnethyl, methylsulfanyl, ethylsulfanyl, propylsulfanyl, butylsulfanyl, phenylsulfanyl, dimethylaminomethyl, dimethylaminoethyl, diphenylaminomethyl, diphenylaminoethyl, phenylaminomethyl, phenylaminoethyl, methylaminomethyl, dimethylphosphinomethyl, dimethylphosphinoethyl, diphenylphosphinomethyl, phenylphosphinoethyl, methylphosphinomethyl, trimethylsilylmethyl, trimethylgermylmethyl, trimethylstannylmethyl, fluoromethyl, fluoroethyl, fluoropropyl, fluorobutyl, fluoropentyl, fluorohexyl, fluoroheptyl, fluorooctyl, fluorononyl, fluorodecyl, fluoroundecyl, fluorododecyl, fluorotridecyl, fluorotetradecyl, fluoropentadecyl, fluorohexadecyl, fluoroheptadecyl, fluorooctadecyl, fluorononadecyl, fluoroeicosyl, fluorobenzyl, difluorobenzyl, trifluorobenzyl, tetrafluorobenzyl, pentafluorobenzyl, trifluoromethylbenzyl, Both, X, methylidene, ethylidene, propylidene, tetramethylene, pentamethylene, hexametethylene, butadiene, methylbutadiene, dimethylbutadiene, pentadiene, methylpontadiene, dimethylpentadiene, hexadione, methylhexadiene, dimethylhexadiene, propandiyl, butandiyl, pentandiyl, hexandiyl, heptandiyl, octandiyl, nonandiyl, decandiyl, dodecandiyl, tetradecandiyl, hexadecandiyl, octadecandiyl, azapropandiyl, azabutandlyl, azapentandiyl, azahexandiyl, azaheptandiyl, azaoctandiyl, azanonandiyl, azadecandiyl, azadodecandiyl, phosphapropandiyl, phosphabutandiyl, phosphapentandiyl, thiapropandiyl, thiabutandiyl, thiapentandiyl, catecholate, butylcatecholate, diazabutandiyl, diazapentandiyl, diazahexandiyl, dioxabutandiyl, dioxapentandiyl, and dioxahexandiyl; and provided that when A is independently defined as E, and y is one, and Y is bonded to the one position of each indenyl ligand, and per indenyl ligand there is only one aromatic heterocyclic substitutent or pseudoaromatic heterocyclic substituent that is bonded to the indenyl ligand, such substituent being bonded to the 4-position of the indenyl ligand, then such substituent is not an unsubstituted or hydrocarbyl substituted pyrrol-1-yl substituent including ring-fused hydrocarbyl substituted pyrrol-1-yl substituents such as indol-1-yl, isoindol-2-yl, carbazol-9-yl, 2,3,4,9-tetrahydrocarbazol-9-yl, and 1,2,3,4-tetrahydrocyclopenta[b]indol-4-yl.