摘要 |
Compounds of the general formula <IMAGE> I wherein X is selected from the group consisting of oxygen CH2 and CH radicals, and when X designates oxygen, R designates alkyl, isoalkyl, aralkyl, and substituted aryl groups and when X designates <IMAGE> then R designates alkyl, phenyl or substituted phenyl group, and A-B is a single bond and when X designates >CH, and A-B is a double bond, R designates alkyl, phenyl or substituted phenyl groups and physiologically acceptable salts of these, and pharmaceutical compositions containing same as active ingredient.
|