| 摘要 |
Compounds of formula; <CHEM> in which, R1 is hydrogen, methyl, methoxy, ethoxy, amino or ureido, R2 is hydrogen or an alkyl group having 1-3 carbon atoms, R3 is trifluoromethyl or halogen, T is oxygen or sulphur, and m is 0 or 1, and salts thereof with pharmaceutically acceptable acids, are described. These compounds have a strong and selective antiagressive activity. They can be prepared in a manner known for analogous compounds and be processed to the usual compositions. |
