InChI=1/C17H18FN2O4S2/c1-13-12-14(18)4-9-17(13)19-25(21,22)15-5-7-16(8-6-15)26(23,24)20-10-2-3-11-20/h4-9,12H,2-3,10-11H2,1H3/q-1 92679F8685CE44C8