You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Come up with a molecule based on the description: The molecule is a anti tumor.
user
CCC1(O)C(=O)OCc2c1cc1n(c2=O)Cc2cc3c(CCC(N)=O)c(OC)ccc3nc2-1
assistant