InChI=1/C20H15N5/c21-11-16-14-24-20(23-13-15-7-3-1-4-8-15)18(12-22)19(16)25-17-9-5-2-6-10-17/h1-10,14H,13H2,(H2,23,24,25)/f/h23,25H D4FE0AF9171BEFAE