You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I give you a description of a molecule, and you need to return one molecule in SMILES that meets the description. The description: The molecule is both a cgrp antagonist and a migraine treatment.
user
Cc1cc(CC(OC(=O)N2CCC(N3CCc4ccccc4NC3=O)CC2)C(=O)N2CCC(C3CCN(C(=O)CCC(=O)OCCN4CCCC4=O)CC3)CC2)cc2oc(=O)n(C)c12
assistant