You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
The molecule is a parp inhibitor and is cancer treatment. Use the above information to create a molecule.
user
O=C(c1cc(Cc2c[nH]c(=O)c3cc(Cl)c(Cl)n23)ccc1F)N1CCN(c2cc3ccccc3c(OC(=O)C(F)(F)F)n2)CC1
assistant