Patent ID: 7939544

Claim:
A compound of Formula (I) pharmaceutically acceptable salts, isomers thereof or stereoisomers thereof wherein R a is H or optionally substituted (C 1 -C 6 )alkyl; R b is selected from the optionally substituted group consisting of —(CH 2 ) n -aryl, —CH(CH 3 )-aryl, —(CH 2 ) n -aryl-aryl, —(CH 2 ) n -aryl-heteroaryl, —(CH 2 ) n —(C 3 -C 8 )cycloalkyl, —(CH 2 ) n -heteroaryl, —(CH 2 ) n -heterocyclyl and —(C 3 -C 8 )cycloalkyl-aryl; or R a and R b are taken together with the nitrogen to form 2,3-dihydro-1H-isoindolyl, decahydroisoquinolinyl, optionally substituted piperidinyl or optionally substituted pyrrolidinyl; Y is selected from the optionally substituted group consisting of 5,6,7,8-tetrahydro[1,6]naphthridinyl and —NH—(CH 2 ) n -heterocycyl wherein the NH is attached to the carbonyl; and n is 0, 1 or 2.