InChI=1/C10H13F9N2O4S/c1-4(2)3-5(6(22)20-23)21-26(24,25)10(18,19)8(13,14)7(11,12)9(15,16)17/h4-5,21,23H,3H2,1-2H3,(H,20,22)/t5-/m1/s1/f/h20H B31DDE82E572CE14