Using CCOC(=O)c1cc2cc(Oc3ccc(S(C)(=O)=O)cc3)cc(O)c2[nH]1, COCC(C)O to produce CCOC(=O)c1cc2cc(Oc3ccc(S(C)(=O)=O)cc3)cc(OC(C)COC)c2[nH]1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.