The invention relates to compounds of formula (I), wherein A, R1, R2, X, m and n are as defined in the specification, as selective M3 receptor antagonists, process for their preparation, composition comprising them and the therapeutic use thereof. Said compounds may be used in the treatment of, inter alia, a respiratory disease such as asthma and COPD.
本发明涉及通式(I)的化合物,其中A、R1、R2、X、m和n如说明书中所定义,作为选择性M3受体拮抗剂,其制备方法,包含它们的组合物及其治疗用途。这些化合物可用于治疗,特别是呼吸系统疾病,如哮喘和慢性阻塞性肺病(
COPD)。