You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
It belongs to the muscarinic receptor antagonist class of molecules. Use the above information to create a molecule.
user
CC(C)(C)OC(=O)CCOCCc1ccc(OCc2ccccc2)c(C2CCN(C(=O)OC(C)(C)C)CC2)c1
assistant