Using COC(=O)CCl, CCc1ccc(C(=O)c2ccc(CC)cc2)cc1 to produce CCc1ccc(C2(c3ccc(CC)cc3)OC2C(=O)OC)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.