Using COc1ccc(Cl)cc1S(=O)(=O)N1CCCc2ccc([N+](=O)[O-])cc21 to produce COc1ccc(Cl)cc1S(=O)(=O)N1CCCc2ccc(N)cc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.