Using COC(=O)[C@@H](C(C)C)N(C)S(=O)(=O)c1ccc(-c2ccc([N+](=O)[O-])cc2)cc1 to produce COC(=O)[C@@H](C(C)C)N(C)S(=O)(=O)c1ccc(-c2ccc(N)cc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.