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
CC12CC(c3ccc4c(c3)OCO4)C3C4CCC(=O)C=C4CCC3C1CCC2O
assistant