Using Cc1ccc(S(=O)(=O)n2nc(OCCF)c3cc([N+](=O)[O-])cnc32)cc1 to produce O=[N+]([O-])c1cnc2[nH]nc(OCCF)c2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.