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.
本文定义的式 I 化合物既是毒蕈碱受体拮抗剂,又是β2
肾上腺素能受体激动剂,可用于预防和/或治疗支气管阻塞性或炎症性疾病。