Patent ID: 7964597

Claim:
A compound of formula (I): wherein: A is phenyl optionally substituted with up to three substituents independently selected from halogen, C (1-4) alkyl, CF 3 and C (1-4) alkoxy; R 1 is hydrogen or methyl; R 2 is hydrogen or methyl; R 3 is optionally substituted phenyl, morpholinyl or piperidinyl; X is optionally substituted phenyl or pyridyl; R 4 is hydrogen or methyl; and Y is a bond, NH, NCH 3 or CH 2 ; wherein when R 3 is a substituted phenyl, morpholinyl or piperidinyl or X is a substituted phenyl or pyridyl, each of said substituted phenyl, morpholinyl, piperidinyl or pyridyl is independently substituted by 1, 2 or 3 substituents, each independently selected from halogen, C (1-4) alkyl, C (1-4) alkoxy, C (3-7) cycloalkyl, hydroxy, trifluoromethoxy, trifluoromethyl, nitro, cyano, phenyl, NH 2 , NHR 5 , NR 5 R 6 , NHCOR 5 , NHSO 2 R 5 , C(O)CF 3 , C(O)C (1-4) alkyl, C(O)C (3-7) cycloalkyl, C(O)OC (1-4) alkyl, C(O)OC ((3-7) cycloalkyl, OC(O)C (1-4 )alkyl, OC(O)C (3-7) cycloalkyl, CONH 2 , CONHR 5 , CONR 5 R 6 , SOR 6 , SO 2 CF 3 , SO 2 R 6 , OSO 2 R 6 , OSO 2 CF 3 , SO 2 NH 2 , SO 2 NHR 5 , and SO 2 NR 5 R 6 , wherein R 5 and R 6 may be the same or different and represent C (1-4) alkyl; or a pharmaceutically acceptable salt thereof.