Using CCc1cc(OCCCS(C)(=O)=O)cc(CC)c1-c1cccc(C=O)c1 to produce CCc1cc(OCCCS(C)(=O)=O)cc(CC)c1-c1cccc(CO)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.