| 摘要 |
The compounds of the general Formula I <IMAGE> (I) (wherein R1 and R2 may be the same or different and each stands for hydrogen, hydroxy, C1-6 alkoxy, C1-6 alkoxy-C1-6 alkoxy, C2-6 alkenyloxy or phenyl-(C1-3 alkoxy), or R1 and R2 together form C1-2 alkylenedioxy; with the proviso that at least one of symbols R1 and R2 is other than hydrogen and with the further proviso that R1 and R2 can not represent 3,4-dimethoxy substitution) and their pharmaceutically acceptable acid addition salts exhibit useful analgesic, antipyretic, anti-inflammatory, anti-anginal and antioxidant effect. |
