Patent ID: 8367655

Claim:
A compound of Formula I, wherein A is —CH(R 9 )X—, —XCH(R 9 )—, —COX—, or —XCO—; X is —O—, —S—, —SO—, or —SO 2 —; Y is a single bond or a double bond; D and E are independently —(CH 2 ) n —, and ‘n’ varies from 0 to 2; R 1 is selected from the group consisting of hydrogen, C 1 -C 10 alkyl, C 1 -C 10 hydroxyalkyl, C 1 -C 10 alkoxycarbonylalkyl, C 5 -C 10 aryl, C 6 -C 10 arylalkyl, and C 6 -C 15 aroylalkyl; each of R 2 , R 3 ,R 4 , R 5 ,R 6 , R 7 , R 8 , and R 9 is independently selected from the group consisting of hydrogen, C 1 -C 10 alkyl, hydroxyl, C 1 -C 10 alkoxyl, —NR 10 R 11 , C 1 -C 10 hydroxyalkyl, halogen, trihaloalkyl, cyano, carboxyl, C 1 -C 10 acyl, C 1 -C 10 alkxoyalkyl, C 1 -C 10 alkxoycarbonyl, C 5 -C 10 aryl, and C 6 -C 10 arylalkyl; and each of R 10 and R 11 is independently hydrogen or C 1 -C 10 alkyl.