InChI=1S/C21H16F3N3O2/c1-13-16(10-11-29-13)20(28)25-19-17-4-2-3-5-18(17)27(26-19)12-14-6-8-15(9-7-14)21(22,23)24/h2-11H,12H2,1H3,(H,25,26,28)