Using CC(=O)c1ccc2[nH]c3c(cc(-c4ccc(Cl)cc4Cl)c(=O)n3C)c2c1, O=C([O-])C(F)(F)Cl to produce CC(=O)c1ccc2c(c1)c1cc(-c3ccc(Cl)cc3Cl)c(=O)n(C)c1n2C(F)F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.