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 anti cancer. Please represent the molecule in SMILES.
user
OCC1OC(n2cnc3c(NCc4cc(F)c(F)c(F)c4F)ncnc32)C(O)C1O
assistant