Patent ID: 7045551

Claim:
A compound of Formula I or a pharmaceutically acceptable salt thereof wherein R 1 is selected from the group consisting of pyridinyl, 3-quinolinyl, 2-thienyl, furanyl, C 3-6 cycloalkyl and phenyl optionally substituted with substituent independently selected from the group consisting of halogen, C 1-4 alkyl, C 1-4 alkoxy, trifluoromethyl, trifluoromethoxy and nitro; A is —CH═CH— or —(CH 2 ) n —; R 2 is hydrogen or hydroxymethyl; n is an integer of 0, 1 or 2; R 4 is selected from the group consisting of di(C 1-4 alkyl)amino, trifluoromethoxy and optionally substituted morpholin-4-yl, morpholin-4-ylmethyl, pyridinyl, pyrimidinyl, piperazinyl, and pyrazinyl with one or two substituents in which said substituent is independently selected from the group consisting of C 1-4 alkyl, aminomethyl, hydroxymethyl, chloro or fluoro; R 5 is hydrogen or fluoro; or R 4 and R 5 taken together is —CH═CH—CH═CH— optionally substituted with a substituent independently selected from the group consisting of C 1-4 alkyl, C 1-4 alkoxy, trifluoromethyl and trifluoromethoxy; and R 3 , R 6 , and R 7 are each independently hydrogen or fluoro.