The present invention is concerned with compounds of formula ##STR1## the N-oxides, the pharmaceutically acceptable addition salts and the stereochemically isomeric forms thereof, wherein R.sup.1 is hydrogen, hydroxy, C.sub.1-6 alkyl or aryl; R.sup.2 is hydrogen; optionally substituted C.sub.1-12 alkyl; C.sub.3-7 cycloalkyl; C.sub.2-8 alkenyl, optionally substituted pyrrolidinyl or aryl; R.sup.3 is hydrogen, optionally substituted C.sub.1-6 alkyl or aryl; Het is an optionally substituted unsaturated heterocycle selected from imidazolyl, triazolyl, tetrazolyl and pyridinyl; ##STR2## is an optionally substituted unsaturated mono- or bicyclic heterocycle; and aryl is optionally substituted phenyl. The present invention also relates to processes for their preparation and compositions comprising said new compounds, as well as their use as a medicine.
本发明涉及式(I)的化合物,其N-氧化物,药学上可接受的加合盐和其立体
化学异构体,其中R.sup.1是氢,羟基,C.sub.1-6烷基或芳基; R.sup.2是氢; 可选的取代C.sub.1-12烷基; C.sub.3-7环烷基; C.sub.2-8烯基,可选的取代
吡咯烷基或芳基; R.sup.3是氢,可选的取代C.sub.1-6烷基或芳基; Het是选择自
咪唑基,三唑基,
四唑基和
吡啶基的可选取代不饱和杂环; ##STR2##是可选取代的不饱和单环或双环杂环; 芳基是可选取代的苯基。本发明还涉及其制备方法和包含所述新化合物的组合物,以及它们作为药物的用途。