InChI=1/C21H16F4N4O2/c1-10-19(20(31)28-17-6-12-9-26-29-16(12)8-15(17)22)14(7-18(30)27-10)11-2-4-13(5-3-11)21(23,24)25/h2-6,8-9,14H,7H2,1H3,(H,26,29)(H,27,30)(H,28,31)/t14-/m0/s1/f/h27-29H E307EC4ED021D531