Using CS(=O)O, CCOC(=O)CCC(=O)CCC(=O)c1ccc(F)cc1 to produce CCOC(=O)CCC(=O)CCC(=O)c1ccc(S(C)(=O)=O)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.