InChI=1/C23H16F2N2O2/c24-15-10-11-18(17(25)12-15)26-22(28)20-16-6-3-5-14-9-8-13-4-1-2-7-19(13)27(21(14)16)23(20)29/h1-7,10-12,20H,8-9H2,(H,26,28)/t20-/m0/s1/f/h26H 495E0C8681D9C733