Using O=C(NCCCC[C@H](Nc1ccc([N+](=O)[O-])cc1)C(=O)O)OCc1ccccc1 to produce NCCCC[C@H](Nc1ccc(N)cc1)C(=O)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.