The present invention relates to compounds acting both as muscarinic receptor antagonists and beta2 adrenergic receptor agonists, to processes for their preparation, to compositions comprising them, to therapeutic uses and combinations with other pharmaceutical active ingredients.本發明係有關於用作為蕈毒鹼受體拮抗劑及β2腎上腺素受體致效劑二者之化合物、其製備方法、包含該等化合物之組成物、其治療用途及與其它醫藥上活性成分之組合。
