You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I need a molecule that meets the following conditions: The molecule is a anti tumor. Please represent the molecule in SMILES.
user
Nc1cc(COC(=O)Nc2ccccc2Cl)cc(Nc2c3ccccc3nc3ccccc23)c1
assistant