Using COC(=O)[C@@H](O)[C@H](O)C(=O)OC, O=Cc1ccccc1Cl to produce COC(=O)[C@H]1OC(c2ccccc2Cl)O[C@@H]1C(=O)OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.