Using O=C(OC(=O)C(F)(F)F)C(F)(F)F, O=[N+]([O-])c1ccnc(Cl)c1 to produce O=[N+]([O-])c1cc[n+]([O-])c(Cl)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.