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
CN(c1ccccc1)C(C(=O)OC1C[N+]2(CC(=O)c3nccs3)CCC1CC2)c1ccccc1.[Br-]
assistant