Patent ID: 7427621

Claim:
A compound of formula I: wherein the pyrazole group is attached at one of the positions indicated by an asterisk and X is attached at a position adjacent thereto; X represents H, OH, C 1-4 alkoxy, Cl or F; Ar represents phenyl or 6-membered heteroaryl, either of which bears 0-3 substituents independently selected from halogen, CF 3 , CHF 2 , CH 2 F, NO 2 , CN, OCF 3 , C 1-6 alkyl and C 1-6 alkoxy; R 1 represents a hydrocarbon group of 1-5 carbon atoms which is optionally substituted with up to 3 halogen atoms; and R 2 represents H or a hydrocarbon group of 1-10 carbon atoms which is optionally substituted with up to 7 halogen atoms; provided that when X is H, R 2 does not represent 2,2,2-trifluoroethyl; or a pharmaceutically acceptable salt thereof.