You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
The molecule is a cancer treatment. Use the above information to create a molecule.
user
CC(CC(=O)N1CCC(O)(Cn2cnc3cc(NC(=O)C=CN4CCCCC4)ccc3c2=O)CC1)c1ccccc1
assistant