You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Conceptualize a molecule that meets the specified attribute(s): It belongs to the anti tumor class of molecules.
user
CC(=O)OCCCCCc1nc2c(nc1COc1ccc3ncccc3c1)N(CC(C)C)C1OC1N(C)C2=O
assistant