Using COC(=O)c1cccc(-n2cccc2C(=O)C(Cl)(Cl)Cl)c1, OCc1ccccc1 to produce COC(=O)c1cccc(-n2cccc2C(=O)OCc2ccccc2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.