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 anti tumor.
user
CCN(CC)CCOCCSc1cccc2c1CN(C1CCC(=O)NC1=O)C2=O
assistant