You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Give me a molecule that satisfies the conditions outlined in the description: It belongs to the muscarinic receptor antagonist class of molecules.
user
CC=C1C(=CC=N)CC(C)C(C)C1C=C(C)c1ccc(-c2ccccc2C#N)cn1
assistant