Compounds of formula (I) defined herein act both as muscarinic receptor antagonists and beta2 adrenergic receptor agonists and are useful for the prevention and/or treatment of broncho-obstructive or inflammatory diseases.
本文所定义的式(I)的化合物既作为肌肉型受体
拮抗剂,也作为β2
肾上腺素能受体激动剂,对于预防和/或治疗支气管阻塞性或炎症性疾病有用。