You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Generate a molecule that fulfills the requirement: The molecule is a cgrp antagonist and belongs to the cgrpantagonists class of molecules, impacting migraine treatment.
user
O=C(O)CC1CCN(C2CCN(Cc3ccccc3)CC2)CC1
assistant