Patent ID: 7618981

Claim:
A compound of Formula V or a pharmaceutically acceptable salt thereof wherein R 2 is hydrogen or lower alkyl; R 3 is chosen from lower alkyl substituted with a hydroxyl or a phosphate ester thereof and lower alkyl substituted with an amino group wherein the amino group is further substituted with a group —COR b wherein R b is chosen from hydrogen, C 1 -C 6 alkyl, aryl, and heteroaryl; R 11 is hydrogen, cyano, nitro, or halo; R 12 is lower alkoxy or 2,2,2-trifluoro-1-methyl-ethoxy; R 13 is hydrogen, alkyl-, alkoxy, halo, hydroxyl, nitro, cyano, or amino; R 14 is imidazo[1,2-a]pyridin-2-yl optionally substituted with one or two groups chosen from lower alkyl, halo, acyl, trifluoromethyl, aminomethyl, and lower alkyl substituted with hydroxy; and R 15 is chosen from hydrogen, halo, hydroxyl, and lower alkyl.