Using CCOC(=O)C(Cl)CC, Oc1ccc(Cc2ccc(Cl)cc2Cl)cc1 to produce CCOC(=O)C(CC)Oc1ccc(Cc2ccc(Cl)cc2Cl)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.