abstract |
Compounds having the formula <IMAGE> and pharmaceutically acceptable salts thereof, wherein R1 is 1-pyrrolidinyl, 1-piperidinyl, 4-morpholinyl, 1-piperazinyl, or 4-alkyl-1-piperazinyl, R2 and R3 are hydrogen, chloro, fluoro, alkyl, alkoxy or trifluoromethyl, and A1 is alkylene have antiinflammatory activity. |