Using CCOC(C)OCC, COC(=O)[C@@H](O)[C@H](O)c1ccccc1Cl to produce COC(=O)[C@H]1OC(C)O[C@@H]1c1ccccc1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.