Using CC(=O)Oc1ccc2c(c1C)OC(C)(COc1ccc([N+](=O)[O-])cc1)CC2=O to produce CC(=O)Oc1ccc2c(c1C)OC(C)(COc1ccc([N+](=O)[O-])cc1)CC2O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.