Using OCC(O)CO, CC1(C)CCC2=C(O1)c1ccccc1C(=O)C2=O to produce CC1(C)CCC2=C(O1)c1ccccc1C1(OCC(CO)O1)C2=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.