Using O=C([O-])[O-], O=c1cc(C(F)(F)F)[nH]c(=O)n1Nc1cccc(Cl)c1Cl to produce Cn1c(C(F)(F)F)cc(=O)n(Nc2cccc(Cl)c2Cl)c1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.