Novel 4-aminopyridine derivatives represented by the general formula (I): ##STR1## wherein A and B independently represent ##STR2## and n is an integer of 1 or 2; as well as their pharmaceutically acceptable acid addition salts are disclosed herein. The novel compounds are useful as the agent for improving impaired brain function.
本文披露了以一般式(I)表示的新型4-
氨基
吡啶衍生物:##STR1## 其中A和B分别表示##STR2##且n为1或2的整数;以及它们的药学上可接受的酸加盐物。这些新型化合物可用作改善受损脑功能的药剂。