Using CC(=O)C1(C)COC(c2cccc([N+](=O)[O-])c2)OC1 to produce CC(O)C1(C)COC(c2cccc([N+](=O)[O-])c2)OC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.