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
CC1OCC2(CCN(c3nc4n[nH]c(C#Cc5ccc(Cl)cc5)c4c(=O)n3C)CC2)C1N
assistant