Using COc1cc(C(C)OC(=O)Oc2c(C)cc(C=O)cc2C)c([N+](=O)[O-])cc1OC to produce COc1cc(C(C)OC(=O)Oc2c(C)cc(CO)cc2C)c([N+](=O)[O-])cc1OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.