Patent ID: 7820703

Claim:
A compound of the general structure wherein R 1 is selected from the group consisting of C 8 -C 22 alkyl, C 8 -C 22 alkenyl, and —(CH 2 ) m —Z—R 11 ; wherein m is 0-20; Z is selected from the group consisting of C 4 -C 8 cycloalkyl, C 5 -C 8 heterocyclic and C 5 -C 8 aryl; R 11 is selected from the group consisting of C 1 -C 10 alkyl, C 1 -C 20 alkoxyl, C 1 -C 20 alkylthio, and C 1 -C 20 alkylamino; R 4 is selected from the group consisting of hydroxy, and wherein R 32 is selected from the group consisting of O, NH and S; X is selected from the group consisting of O, NH, S, CH 2 , CHOH, CHF, CF 2 , and R 30 and R 31 are independently selected from the group consisting of C 1 -C 2 alkoxy, hydroxy, is a heterocyclic substituent selected from the group consisting of wherein L, M, and Q are selected from the group consisting of N, NR 15 , O, S, CR 15 , CHR 15 and CR 15 R 16 ; R 13 , R 14 , R 15 and R 16 are independently selected from the group consisting of H, halo, C 1 -C 6 alkyl, C 1 -C 6 haloalkyl and C 1 -C 6 alkoxy; and pharmaceutically acceptable salts thereof.