InChI=1S/C20H15F3N8/c1-29-9-11-6-14(15(21)7-17(11)27-29)20(22,23)19-26-25-18-5-4-16(28-31(18)19)12-8-24-30(10-12)13-2-3-13/h4-10,13H,2-3H2,1H3