InChI=1/C21H18F3N3O/c22-21(23,24)16-8-4-9-17(14-16)27-20(28)18-10-5-12-25-19(18)26-13-11-15-6-2-1-3-7-15/h1-10,12,14H,11,13H2,(H,25,26)(H,27,28)/f/h26-27H D88E41F167DCCAE2