Patent ID: 8716309

Claim:
A compound of Formula I or II: or a pharmaceutically acceptable salt, solvate or hydrate thereof, wherein A is C 6 -C 12 aryl optionally substituted by at least one selected from the group consisting of halo, amino, phenyl, halophenyl, C 1 -C 6 alkylphenyl, C 1 -C 6 alkoxyphenyl, halophenoxy, methylphenoxy, C 1 -C 6 alkyl, halo-C 1 -C 6 alkyl, C 2 -C 6 alkynyl, C 3 -C 7 cycloalkyl, C 1 -C 6 alkoxy, halo-C 1 -C 6 alkoxy, C 6 -C 12 aralkoxy, C 6 -C 12 aryloxy, C 1 -C 6 alkylthio, C 6 -C 12 aralkylthio, C 6 -C 12 arylthio, C 1 -C 6 alkylsulfonyl and C 2 -C 10 heteroaryl optionally substituted by C 1 -C 6 alkyl; and B is O or NH.