Patent ID: 7517893

Claim:
A compound of Formula (I): wherein: X 1 and X 2 are independently selected from the group consisting of O, S, Se, Te, and NR 1 , wherein R 1 , is selected from the group consisting of H, alkyl, substituted alkyl, cycloalkyl, aryl, and substituted aryl; p is an integer from 0 to 1; each q is independently an integer from 0 to 2; each R 2 is independently selected from the group consisting of alkyl, substituted alkyl, aryl, substituted aryl, halo, hydroxyl, alkoxyl, aryloxyl, and aralkyloxyl; Ar 1 and Ar 2 are independently selected from the group consisting of phenyl, pyridine, and benzimidazole; Am 1 and Am 2 are each wherein: each R 3 is independently selected from the group consisting of H, hydroxyl, acyloxyl, and alkoxyl; each R 4 , R 5 , R 6 , and R 7 is independently selected from the group consisting of H, alkyl, substituted alkyl, cycloalkyl, aryl, substituted aryl, aralkyl, hydroxyl, alkoxyl, hydroxyalkyl, hydroxycycloalkyl, alkoxycycloalkyl, aminoalkyl, acyloxyl, alkylaminoalkyl, and alkoxycarbonyl; or R 3 and R 4 together represent a C 2 to C 10 alkyl, C 2 to C 10 hydroxyalkyl, or C 2 to C 10 alkylene; or R 3 and R 4 together are: wherein s is a number from 1 to 4, and R 8 is H or —CONHR 9 NR 10 R 11 , wherein R 9 is alkyl, and R 10 and R 11 are each independently selected from the group consisting of H and alkyl; or a pharmaceutically acceptable salt thereof.