| 摘要 |
<p>The present invention relates to the preparation of compounds, useful in animals and in humans, as nonsteroid anti-inflammatory agents of the formula <IMAGE> (I) in which R1 is hydrogen, alkyl, alkanoyl, phenylalkyl or phenylalkanoyl, said alkyl and alkanoyl groups having 1 to 6 carbon atoms and said phenyl group having 1 to 3 halogen substituents or 1 to 3 alkyl or alkoxy substituents, said alkyl or alkoxy substituents having 1 to 4 carbon atoms, and their pharmaceutically acceptable salts.</p> |
