You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
The molecule is a cgrp receptor antagonist. Use the above information to create a molecule.
user
Cc1cc(Oc2c(F)cc(C(=O)NC(C)C(=O)N3C(c4cc(F)cc(Cl)c4)CCC3C(C)(C)C#N)cc2F)c(=O)[nH]n1
assistant