Compounds of the formula ##STR1## wherein R.sub.1 is a substituted alkoxy group, or an optionally substituted mercapto or amino group, R.sub.2 is a cyclic imino group, R.sub.3 is hydrogen, phenyl, alkyl or acyl, and n is 2 or 3, and non-toxic, pharmacologically acceptable acid addition salts thereof; the compounds as well as their salts are useful as antithrombotics.
该化合物的结构式为##STR1##其中R.sub.1是取代的烷氧基,或可选的取代巯基或
氨基,R.sub.2是环状亚
亚胺基,R.sub.3是氢、苯基、烷基或酰基,n为2或3,以及其非毒性、药理学上可接受的酸盐;该化合物及其盐可用作抗血栓剂。