InChI=1/C17H16N4O/c18-15(22)12-6-3-7-13-14(12)21-16(20-13)17(19)8-10-4-1-2-5-11(10)9-17/h1-7H,8-9,19H2,(H2,18,22)(H,20,21)/f/h20H,18H2 9F23C3D9968B2B4F