InChI=1/C21H18N4/c1-2-7-16(8-3-1)12-14-23-21-18-10-4-5-11-19(18)24-20(25-21)17-9-6-13-22-15-17/h1-11,13,15H,12,14H2,(H,23,24,25)/f/h23H 6ACDD764E1A5F590