Using COC(=O)N[C@@H](Cc1ccc([N+](=O)[O-])cc1)C(=O)O to produce COC(=O)N[C@@H](Cc1ccc(N)cc1)C(=O)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.