| 摘要 |
Described are compounds of the formula <IMAGE> wherein R1, R2 and R3 independently of one another denote hydrogen or loweralkyl, X is hydroxy or amino, and Y is hydrogen, loweralkyl, loweralkoxy, benzyl or <IMAGE> wherein W and Z independently of one another denote hydrogen, halo, loweralkyl, loweralkoxy, trifluoromethyl, acetamido, cyano, diloweralkylamino, phenoxy and loweralkylmercapto, and pharmaceutically acceptable salts thereof. The compounds are effective as anti-inflammatory agents.
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