InChI=1/C12H9F3N4OS/c13-12(14,15)8-5-6(1-2-7(8)11(17)21)19-4-3-9(18-19)10(16)20/h1-5H,(H2,16,20)(H2,17,21)/f/h16-17H2 A8D82656754950A2