Using CCC(=O)N(c1ccccc1)[C@@H]1C[C@H](C)N(C(=O)c2ccc([N+](=O)[O-])cc2)c2ccccc21 to produce CCC(=O)N(c1ccccc1)[C@@H]1C[C@H](C)N(C(=O)c2ccc(N)cc2)c2ccccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.