Using CCOC(=O)CCc1scc(-c2ccc(Cl)cc2OC)c1-c1ccc(O)cc1 to produce COc1cc(Cl)ccc1-c1csc(CCC(=O)O)c1-c1ccc(O)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.