| 摘要 |
1-(Indolyl-3-alkyl)-3 or 4-(ureido or guanidino)-piperidines, e.g. those of the formula <IMAGE> R= H; alkyl; free, etherified or esterified OH or SH; CF3, NO2 or NH2 m= 1-4; n= 2 or 3; X= O, S or NH acyl derivatives and salts thereof are antihypertensive agents. |
