InChI=1/C17H19FN2O4S2/c18-14-3-1-13(2-4-14)16(21)12-25-17-6-5-15(11-19-17)26(22,23)20-7-9-24-10-8-20/h1-6,11,16,21H,7-10,12H2/t16-/m0/s1 219F2C09F7EAEF87