Using Cc1ccc(S(=O)(=O)OC2CCOCC2)cc1, Cc1c(C(=O)C(C)C)oc2ccc(O)cc12 to produce Cc1c(C(=O)C(C)C)oc2ccc(C3CCOCC3)cc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.