InChI=1/C20H15N5O2/c21-19(26)17-3-1-2-14-12-25(24-18(14)17)16-6-4-13(5-7-16)20(27)23-15-8-10-22-11-9-15/h1-12H,(H2,21,26)(H,22,23,27)/f/h23H,21H2 99217E3A7B1FED79