摘要 |
Compounds of the general formula I <IMAGE> (I) wherein one of the two radicals R1 and R2 denotes the acyl radical of a carboxylic acid of aromatic character and the other denotes hydrogen or optionally esterified or etherified hydroxyl, R3 denotes hydrogen, alkyl or hydroxyalkyl, R4 denotes optionally esterified or amidized carboxyl, m denotes 1 or 2 and n denotes 0 or 1, in the free form or in the form of their salts are useful as antiphlogistics, mild analgesics, antipyretics and as anti-rheumatic agents.
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