You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Can you create a molecule that matches the given characteristics? It belongs to the migraine treatment, cgrp antagonist, and cgrp receptor antagonist classes of molecules.
user
NC1CCC(C(c2cccc(F)c2F)C(F)(F)F)CNC1=O
assistant