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