Using O=C([O-])C(F)(F)Cl, O=Cc1cc(O)ccc1[N+](=O)[O-] to produce O=Cc1cc(OC(F)F)ccc1[N+](=O)[O-], please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.