Using Cc1ccc(S(=O)(=O)OCCc2ccc(Cl)cc2)cc1, COC(=O)c1ccc(O)cc1 to produce COC(=O)c1ccc(OCCc2ccc(Cl)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.