Using CCC(=O)NC1(c2ccc(C(C)C)cc2OC(=O)CC)C(=O)c2cccc([N+](=O)[O-])c2C1=O to produce CCC(=O)NC1(c2ccc(C(C)C)cc2OC(=O)CC)C(=O)c2cccc(N)c2C1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.