Using CC(C)C[C@@H](C(=O)OCc1ccc([N+](=O)[O-])cc1)N(C(=O)OC(C)(C)C)C1CC1 to produce CC(C)C[C@@H](C(=O)O)N(C(=O)OC(C)(C)C)C1CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.