Using CS(=O)(=O)c1ccccc1S(=O)(=O)Nc1ccc2[nH]nc(-c3cccc([N+](=O)[O-])c3)c2c1 to produce CS(=O)(=O)c1ccccc1S(=O)(=O)Nc1ccc2[nH]nc(-c3cccc(N)c3)c2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.