Patent ID: 7875643

Claim:
A compound of formula (I) or a pharmaceutically acceptable salt thereof: wherein G is selected from a group consisting of: phenyl, pyridyl, benzothiazolyl and indazolyl; p is 0 to 5; R 1 is independently selected from a group consisting of: halogen, hydroxy, cyano, C 1-4 alkyl, haloC 1-4 -alkyl, C 1-4 alkoxy, haloC 1-4 -alkoxy, C 1-4 alkanoyl and SF 5 ; or is R 5 ; each R 2 is independently hydrogen or C 1-4 -alkyl; n is 2, 3, 4 or 5; R 3 is C 1-4 alkyl; R 4 is hydrogen, phenyl, heterocyclyl, a 5- or 6-membered heteroaromatic group, or a 8- to 11-membered bicyclic group, any of which groups is optionally substituted by 1, 2, 3 or 4 substituents selected from the group consisting of: halogen, cyano, C 1-4 -alkyl, haloC 1-4 alkyl, C 1-4 alkoxy, C 1-4 alkanoyl and SF 5 ; R 5 is selected from a group consisting of: isoxazolyl, —CH 2 —N-pyrrolyl, 1,1-dioxido-2-isothiazolidinyl, thienyl, thiazolyl, pyridyl and 2-pyrrolidinonyl, and such a group is optionally substituted by one or two substituents selected from a group consisting of: halogen, cyano, C 1-4 alkyl, haloC 1-4 alkyl, C 1-4 alkoxy and C 1-4 alkanoyl; and when R 1 is R 5 , p is 1.