Using Oc1ccc(Oc2ccc(Cl)cc2Cl)cc1, CC(Cl)C(=O)O to produce CC(Oc1ccc(Oc2ccc(Cl)cc2Cl)cc1)C(=O)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.