Patent ID: 7928103

Claim:
A compound of the formula wherein, R 1 is phenyl; R 2 is NR 5 R 6 , OR 6 , SO 2 R 6 , CH 2 R 6 wherein R 5 is hydrogen or C 1 -C 6 alkyl and R 6 is aryl or heteroaryl optionally substituted with 1-3 substituents selected from the group consisting of C1-6 alkyl chain, chlorine, fluorine, C1-3 alkoxy chain which is optionally substituted with fluorine, or a combination thereof or fused to an aromatic ring which is naphthyl or quinoline; A is —(CH 2 ) 2 —; Y is O; X is a methylene group (which is optionally mono- or disubstituted with methyl) or a carbonyl group; and, Ar is a divalent moiety which is either phenylene or a 5-6 membered heteroarylene, which divalent moiety is optionally mono- or disubstituted with moieties selected from the group consisting of C 1 -C 6 alkyl (optionally substituted by 1-3 halogens), C 3 -C 10 cycloalkyl and halogen; or the pharmaceutically acceptable salts thereof.