Using CCOC(=O)c1ccccc1O, COc1cc(OC)nc(S(C)(=O)=O)n1 to produce CCOC(=O)c1ccccc1Oc1nc(OC)cc(OC)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.