Patent ID: 7396837

Claim:
A compound of the general formula III: wherein X is selected from the group consisting of NH, O and S; wherein R 1 , R 2 , R 3 , R 4 , R 5 , R 6 , R 7 , and R 8 are each independently selected from the group consisting of H, OH, OR′, SH, SR′, SOR′, SO 2 R′, NHR′, N(R′) 2 , N═R′, NHCOR′, N(COR′) 2 , NHSO 2 R′, NO 2 , PO(R′) 2 , PO 2 R′, C(═O)H, C(═O)R′, CO 2 H, CO 2 R′, OPO(R′) 2 , OPO 2 R′, OC(═O)H, OC(═O)R′, N═C(R′) 2 , substituted or unsubstituted C 1 -C 12 alkyl, substituted or unsubstituted C 1 -C 12 haloalkyl, substituted or unsubstituted C 2 -C 12 alkenyl, substituted or unsubstituted C 2 -C 12 alkynyl, substituted or unsubstituted aryl, substituted or unsubstituted aralkyl and substituted or unsubstituted heteroaromatic; wherein R 9 is independently selected from the group consisting of H, OH, OR′, SH, SR′, SOR′, SO 2 R′, NHR′, N(R′) 2 , N═R′, NHCOR′, N(COR′) 2 , NHSO 2 R′, NO 2 , PO(R′) 2 , PO 2 R′, C(═O)H, C(═O)R′, CO 2 H, CO 2 R′, OPO(R′) 2 , OPO 2 R′, OC(═O)H, OC(═O)R′, N═C(R′) 2 , substituted or unsubstituted C 1 -C 12 alkyl, substituted or unsubstituted C 1 -C 12 haloalkyl, substituted or unsubstituted C 2 -C 12 alkenyl, substituted or unsubstituted C 2 -C 12 alkynyl, substituted or unsubstituted aralkyl, substituted or unsubstituted heteroaromatic, bromine, and iodine; wherein each of the R′ groups is independently selected from the group consisting of H, OH, NO 2 , NH 2 , SH, CN, halogen, C(═O)H, C(═O)CH 3 , CO 2 H, substituted or unsubstituted C 1 -C 18 alkyl, substituted or unsubstituted C 2 -C 18 alkenyl, substituted or unsubstituted C 2 -C 18 alkynyl, substituted or unsubstituted aryl, substituted or unsubstituted C 1 -C 18 alkoxyl, substituted or unsubstituted C 1 -C 18 aminoalkyl, substituted or unsubstituted C 1 -C 18 aminoacid or aminoacids chain, substituted or unsubstituted C 1 -C 18 thioalkyl, substituted or unsubstituted C 1 -C 18 alkylsulfinyl, substituted or unsubstituted C 1 -C 18 alkylsulfonyl; wherein the pairs of groups R 1 and R 2 , R 2 and R 3 , R 3 and R 4 , R 3 and R 9 , R 4 and R 9 , R 9 and R 5 , R 9 and R 6 , or R 6 and R 7 , R 7 and R 8 may be joined into a carbocyclic or heterocyclic ring system; and the dotted line represents a single or double bond; or a pharmaceutically acceptable salt or stereoisomer thereof.