You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Could you please return a molecule that adheres to this description? It belongs to the cgrp antagonist class of molecules.
user
Nc1ccc(C(=O)N2CCc3cc(F)ccc32)cc1N1CCC(n2c(=O)[nH]c3ncccc32)CC1
assistant