Patent ID: 7501419

Claim:
A compound of Formula I, or pharmaceutically acceptable salts thereof, wherein: X is CH or N; R 1 is F or methoxy; R 2 is methoxy, Cl, Br, or heteroaryl wherein said heteroaryl is optionally substituted with one or two of the same or different members selected from the group consisting of amino, nitro, cyano, hydroxy, C 1-6 alkoxy, —C(O)NH 2 , C 1-6 alkyl, —NHC(O)CH 3 , halogen, and trifluoromethyl; R 3 is H or methyl; R 4 is H or methyl; R 5 is alkyl, aryl, heteroaryl, OR 6 , or NR 6 R 7 ; R 6 and R 7 are each independently selected from the group consisting of H, C 1 -C 6 alkyl and C 3 -C 6 cycloalkyl, wherein said C 3 -C 6 cycloalkyl can fuse with phenyl or pyridine; R 6 and R 7 can optionally be joined by C, O, N or S atom, among which the junctioning C and N atom can be substituted with C 1 -C 6 alkyl, C 3 -C 6 cycloalkyl group or junctioning C atom can be a part of C 3 -C 6 cycloalkyl group.