Using Cc1cc(C=O)cc(C)c1OC(=O)OCc1ccccc1[N+](=O)[O-] to produce Cc1cc(CO)cc(C)c1OC(=O)OCc1ccccc1[N+](=O)[O-], please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.