申请人:Merck & Co., Inc.
公开号:US05532261A1
公开(公告)日:1996-07-02
Compounds are disclosed represented by the formula: ##STR1## wherein Y is: ##STR2## or a pharmaceutically acceptable salt or ester thereof. ##STR3## represents an aromatic 6 membered ring; zero or one of T, U, V and W represents N.sup.+ R.sup.y and the remainder of T, U, V and W are independently selected from C and N, such that one of T, U, V and W represents N.sup.+ R.sup.y or N. Pharmaceutical compositions and methods of use are also included.
本发明揭示了由以下公式代表的化合物:其中Y是:或其药学上可接受的盐或酯。代表芳香6元环;T、U、V和W中的零或一个代表N.sup.+R.sup.y,而T、U、V和W的其余部分独立地从C和N中选择,以便T、U、V和W中的一个代表N.sup.+R.sup.y或N。还包括药物组合物和使用方法。