The present invention provides novel benzofuran derivatives represented by the following formula (I) or salts thereof:
wherein Py is a 2-, 3-, or 4-pyridyl group and R is a substituted or unsubstituted phenyl group or a substituted or unsubstituted aromatic heterocyclic group.
The present invention also relates to inhibitors of steroid 17&agr;-hydroxylase and/or steroid C17-20 lyase and pharmaceutical compositions containing a benzofuran derivative of the above formula (I), or the salt.
本发明提供了新型
苯并呋喃衍
生物,其由以下式(I)或其盐所表示:其中Py是2-,3-或4-
吡啶基团,R是取代或未取代的苯基团或取代或未取代的芳香族杂环基团。本发明还涉及类
固醇17α-羟化酶和/或类
固醇C17-20裂解酶的
抑制剂以及含有上述式(I)的
苯并呋喃衍
生物或其盐的药物组合物。