Using CCOC(=O)C(Cl)(Cl)CCCCCCSCCCCCc1ccc(Cl)cc1 to produce O=C(O)C(Cl)(Cl)CCCCCCSCCCCCc1ccc(Cl)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.