InChI=1/C19H20N4O2/c24-18-12-23(9-8-20-18)17-7-6-16(11-21-17)22-19(25)15-5-4-13-2-1-3-14(13)10-15/h4-7,10-11H,1-3,8-9,12H2,(H,20,24)(H,22,25)/f/h20,22H C28AD24D0A165457