Using CCC(=O)CC(C)=O, CCC(=CCCc1ccc2c(c1)OCO2)CCI to produce CCC(=O)C(CCC(=CCCc1ccc2c(c1)OCO2)CC)C(C)=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.