Patent ID: 7425552

Claim:
A compound according to Formula I wherein R 1 and R 2 are independently H, alkyl, cycloalkyl, aryl, or heterocyclyl, and Ring A is 5- or 6-membered aryl or heterocyclyl, wherein the above alkyl, aryl, cycloalkyl, or heterocyclyl moieties are optionally substituted by 1-3 substituents selected from alkanoyl, alkylamine, amino, aryl, cycloalkyl, heterocyclyl, C 1 -C 6 alkyl, C 1 -C 6 haloalkyl, C 1 -C 6 hydroxyalkyl, C 1 -C 6 alkoxy, C 1 -C 6 alkylamine, C 1 -C 6 dialkylamine, C 2 -C 6 alkenyl, or C 2 -C 6 alkynyl, wherein each of which may be interrupted by one or more hetero atoms, carboxyl, cyano, halo, hydroxy, nitro, —N═N—NH2, —C(O) 2 —(C 1 -C 6 alkyl), —C(O) 2 -(aryl), —C(O) 2 -(cycloalkyl), —C(O) 2 -(heterocyclyl), —O—(C 1 -C 6 haloalkyl), —O—(C 1 -C 6 alkyl)aryl, —O—(C 1 -C 6 alkyl)cycloalkyl, —O—(C 1 -C 6 alkyl)heterocyclyl, —O—(C 1 -C 6 alkyl)amino, —O—(C 1 -C 6 alkyl)alkylamino, —O—(C 1 -C 6 alkyl)dialkylamino, —O—(C 1 -C 6 alkyl)-C(O)OH, —O—(C 1 -C 6 alkyl)-C(O)—O—(C 1 -C 6 alkyl), —O—(C 1 -C 6 alkyl)-C(O)NH 2 , —O—(C 1 -C 6 alkyl)-C(O)NH—(C 1 -C 6 alkyl), —O—(C 1 -C 6 alkyl)-C(O)N—(C 1 -C 6 alkyl)dialkyl, —O—(C 1 -C 6 alkyl)-C(O)-heterocyclyl, —O-aryl, —O-heterocyclyl, —NHC(O)-(C 1 -C 6 alkyl), —NHC(O)—(C 1 -C 6 alkylene), —NHC(O)-(aryl), —NHC(O)-cycloalkyl), —NHC(O)-(heterocyclyl), —NHC(O)—C 1 -C 6 alkyl)aryl,—NHC(O)—(C 1 -C 6 alkyl)cycloalkyl, —NHC(O)—(C 1 -C 6 alkyl)heterocyclyl, —NHC(O)—(C 1 -C 6 alkyl)amino, —NHC(O)—(C 1 -C 6 alkyl)alkylamine, —NHC(O)—(C 1 -C 6 alkyl)dialkylamine, —NHC(O)—(C 1 -C 6 alkyl)C(O)amino, —NHC(O)—(C 1 -C 6 alkyl)C(O)alkylamine, —NHC(O)—(C 1 -C 6 alkyl)C(O)dialkylamine, —NHC(O)—(C 1 -C 6 alkyl)N(H)—(C 1 -C 6 alkyl)C(O) 2 —(C 1 -C 6 alkyl), —NHC(O)—(C 1 -C 6 alkyl)S(O) 2 (C 1 -C 6 alkyl), —NHC(O)—(C 1 -C 6 alkyl)-S-(heterocyclyl), —NHS(O) 2 —(C 1 -C 6 alkyl), —NHS(O) 2 -(aryl), —NHS(O) 2 -(cycloalkyl), —NHS(O) 2 -(heterocyclyl), —NHS(O)(C 1 -C 6 alkyl), —NHS(O)(aryl), —NHS(O)(cycloalkyl), —NHS(O)(heterocyclyl), —NHS(C 1 -C 6 alkyl), —NHS(aryl), —NHS(cycloalkyl), —NH—S-(heterocyclyl), wherein each of the above substituents can be further optionally substituted by 1-5 substituents selected from amino, C 1 -C 6 alkylamine, C 1 -C 6 dialkylamine, C 1 -C 6 alkyl, C 1 -C 6 alkoxy, C 1 -C 6 alkenyl, C 1 -C 6 hydroxyl, and C 1 -C 6 hydroxyalkyl, each optionally substituted by halo, cyano, and nitro, or a pharmaceutically acceptable salt, hydrate, tautomer or stereoisomer thereof.