The invention concerns compounds of formula ##STR1## or salts thereof, wherein R represents hydrogen which possess anti-inflammatory activity and have low toxicity. Methods for preparing the compounds and pharmaceutical compositions are also disclosed.
The invention concerns compounds of formula ##STR1## or salts thereof, wherein R represents an acyl group which possess anti-inflammatory activity and have low toxicity. Methods for preparing the compounds and pharmaceutical compositions are also disclosed.
The invention concerns compounds of formula
or salts thereof, wherein R represents hydrogen or an acyl group which possess anti-inflammatory activity and have low toxicity.
Methods for preparing the compounds and pharmaceutical compositions are also disclosed.
本发明涉及式
或其盐类,其中 R 代表氢或酰基,具有抗炎活性且毒性低。
本发明还公开了制备这些化合物和药物组合物的方法。