Using CC(=O)[O-], O=[N+]([O-])c1cc(C(F)(F)F)c(Cl)cc1Cl to produce O=[N+]([O-])c1cc(C(F)(F)F)c(Cl)cc1O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.