Patent ID: 7582777

Claim:
A compound of formula I: wherein A, B, C, D, E and F are each independently selected from the group consisting of: wherein, one of R 2 and R 3 is a carbonyl and the other of R 2 and R 3 is CR 4 R 5 , and wherein R 4 and R 5 are independently selected from the group consisting of hydrogen, C 1-26 alkyl, C 3-26 alkenyl, C 1-26 alkoxy, C 6-10 aryl, hydroxy, hydroxy(C 1-26 )alkyl, amino(C 1-26 )alkyl, amino(C 6-10 )aryl, heteroaryl, C 3-6 cycloalkyl and phenyl(C 1-26 )alkyl; R is in each instance independently selected from the group consisting of: hydrogen, C 1-26 alkyl, C 3-26 alkenyl, C 1-26 alkoxy, C 6-10 aryl, hydroxy, hydroxy(C 1-26 )alkyl, amino(C 1-26 )alkyl, amino(C 6-10 )heteroaryl, C 3-6 cycloalkyl and phenyl(C 1-26 )alkyl; n is an integer between about 1 and about 6; o is an integer between about 10 and about 20; and p is an integer between about 1 and about 6.