Patent ID: 8614223

Claim:
A compound of formula VI: or a pharmaceutically acceptable salt, ester or prodrug thereof, wherein, R x and R y together with the carbon to which each is attached, form a cyclopropyl, cyclobutyl, cyclopentyl, cyclohexyl, cycloheptyl, cyclooctyl, tetrahydropyranyl, piperidinyl, piperazinyl, morpholinyl, tetrahydrofuranyl, tetrahydrothiophenyl, pyrrolidinyl, oxozolidinyl, or imidazolidinyl; each R A is independently alkyl, alkoxy, cycloalkyl, aryl, heterocycloalkyl, heteroaryl, arylalkyl, heteroarylalkyl, haloalkyl, haloalkoxy, halo, OH, —NO 2 , —CN, or —NH 2 ; and m is 0, 1, or 2.