Using O=C(O)c1ccc(-c2ncccc2Cl)cc1, Nc1ccc(C(F)(F)F)cc1N to produce FC(F)(F)c1ccc2nc(-c3ccc(-c4ncccc4Cl)cc3)[nH]c2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.