Using NC(N)=NCCC[C@H](NC(=O)CNC(=O)[C@@H]1CCC(=O)N1)C(=O)Nc1ccc([N+](=O)[O-])cc1 to produce Nc1ccc([N+](=O)[O-])cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.