You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Come up with a molecule based on the description: The molecule is both a tubulin inhibitor and a anti proliferative.
user
CC1(C)C(=O)N(Cc2cc(-c3ccccc3)no2)c2cc3nc(N)[nH]c3cc21
assistant