[Problem]
The abject of the present invention is to provide a novel compound having β2 adrenergic receptor agonist activity and muscarinic receptor antagonist activity.
[Means for Salving the Problem
The present invention is a quaternary ammonium salt compounds represented by formula (I), or a pharmaceutically acceptable salt thereof, with superior β2 adrenergic receptor agonist activity and muscarinic receptor antagonist activity.
问题
本发明的目的是提供一种具有β2
肾上腺素能受体激动剂活性和毒蕈碱受体拮抗剂活性的新型化合物。
[解决问题的方法
本发明是一种由式(I)代表的季
铵盐化合物或其药学上可接受的盐,具有优异的 β2
肾上腺素能受体激动剂活性和毒蕈碱受体拮抗剂活性。