InChI=1/C10H6F9N2O4S2/c11-7(12,9(15,16)17)8(13,14)10(18,19)27(24,25)21-5-1-3-6(4-2-5)26(20,22)23/h1-4H,(H2,20,22,23)/q-1/f/h20H2 8E2E47C03F10AB8C