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 cancer treatment. Please write the SMILES representation of it.
user
CC1CC(=O)Nc2cccc(C(=O)Nc3cccc(OC4COC4)c3)c2N1
assistant