Patent ID: 7732471

Claim:
A compound of formula I wherein: R1 is selected from the group consisting of H, (C1-C6)-alkyl, O—(C1-C2)-alkyl, (C1-C6)-alkylmercapto, trifluoromethoxy, trifluoromethylmercapto, F, CF3, phenyl and phenoxy; R2 is selected from the group consisting of H, O—(C1-C3)-alkyl, (C1-C3)-alkyl, CF 3 and trifluoromethoxy; or R1 and R2 are fused together with the phenyl ring to form a naphthyl; R3 is selected from the group consisting of (C1-C6)-alkyl, phenyl, and cyclohexyl; R4 and R5 independently are H or CH 3 , provided that when one of R4 and R5 is CH3, m then must be 1; R6 is selected from the group consisting of H and (C1-C6)-alkyl; X is CH, if n=1, or S if n=0; n is 0 or 1; and m is 1 or 2; or a pharmaceutically acceptable salt thereof.