You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Conceptualize a molecule that meets the specified attribute(s): The molecule is a muscarinic receptor antagonist.
user
CCc1ccc(C(=O)N(C)CCN2CCC(OC(=O)Nc3ccccc3-c3ccccc3)CC2)cc1
assistant