You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I give you a description of a molecule, and you need to return one molecule in SMILES that meets the description. The description: The molecule is a cancer treatment.
user
CC(NC(N)=O)c1ccc2nc(-c3ccc(Oc4cccc(OCC5CC5)c4)nc3)oc2c1
assistant