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: It belongs to the anti tumor class of molecules. Please represent the molecule in SMILES.
user
O=C(c1ccccc1)c1cn(C2OC(C(O)F)C(O)C2O)c(=O)[nH]c1=O
assistant