InChI=1/C21H19N7O/c22-16-3-1-2-4-17(16)26-20(29)15-7-5-14(6-8-15)13-24-21-23-11-9-18(27-21)19-10-12-25-28-19/h1-12H,13,22H2,(H,25,28)(H,26,29)(H,23,24,27)/f/h24-26H F5B9C7B9C8E49F52