Patent ID: 7479571

Claim:
A compound represented by 1: wherein X represents independently for each occurrence a bond, O, S, or NR′; Z represents independently for each occurrence H, acyl, trialkylsilyl, alkylsulfonyl, fluoroalkylsulfonyl, arylsulfonyl, or S(O) 2 OH; Ar and Ar′ are optionally substituted naphthyl or optionally substituted phenyl, wherein one of Ar and Ar′ is optionally substituted naphthyl and one of Ar and Ar′ is optionally substituted phenyl; T represents a covalent tether connecting Ar and Ar′, wherein said covalent tether comprises two or more moieties selected from the following: amide, ether, amine or ester moiety; R represents independently for each occurrence H, alkyl, aryl, or aralkyl; R′ represents independently for each occurrence H, alkyl, alkenyl, aryl, aralkyl, formyl, acyl, sulfonyl, or —(CH 2 ) m —R 80 ; R 80 represents independently for each occurrence aryl, cycloalkyl, cycloalkenyl, or heterocyclyl; and m is an integer in the range 0 to 8 inclusive.