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 migraine treatment and belongs to the cgrp receptor antagonist class of molecules.
user
CN1C(=O)NC(=O)C12Cc1ccc(NC(=O)CN3C(=O)C(C)(C)S(=O)CC3c3cc(F)cc(F)c3)cc1C2
assistant