Using CCOC(=O)CCC(Oc1cc(OCc2ccsc2)ccc1C(C)=O)c1ccccc1C to produce CCOC(=O)CCC(Oc1cc(OCc2ccsc2)ccc1C(C)O)c1ccccc1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.