Patent ID: 7579474

Claim:
A compound of Formula 1: wherein: R 1 is selected from the group consisting of OSO 2 CF 3 , OSO 2 CH 3 , SO 2 CF 3 , COCH 3 , CN, CF 3 , OCF 3 , F, Cl and CF 3 ; R 2 occupies the 2-position of the phenyl ring; R 2 is selected from the group consisting of F and Cl, R 3 is selected from the group consisting of C 1 -C 4 alkyls, allyl, CH 2 CH 2 OCH 3 , CH 2 CH 2 CH 2 F, CH 2 CH 2 CHF 2 CH 2 CH 2 F, CH 2 CHF 2 CH 2 CF 3 , 3,3,3-trifluoropropyl, and 4,4,4-trifluorobutyl; and pharmaceutically acceptable salts thereof.