The invention relates to quinuclidine carbonate derivatives acting as muscarinic receptor antagonists, to methods of preparing such derivatives, to compositions comprising them and therapeutic use thereof.本發明係關於用作為蕈毒鹼受體拮抗劑之碳酸啶衍生物,此等衍生物之製備方法,包含此等衍生物之組成物及其治療用途。