You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Suppose there is a molecule that meets the following description: The molecule is a tubulin inhibitor and belongs to the anti cancer class of molecules. Please write the SMILES representation of it.
user
COc1cc(C=CC(=O)Nc2ccccc2C=Cc2cc(OC)c(OC)c(OC)c2)cc(OC)c1OC
assistant