InChI=1/C19H18N4O2/c24-18(22-15-8-11-20-12-9-15)10-13-21-19(25)23-17-7-3-5-14-4-1-2-6-16(14)17/h1-9,11-12H,10,13H2,(H,20,22,24)(H2,21,23,25)/f/h21-23H 809F9286BB696D21