InChI=1/C21H20N6O2/c1-27(13-18-23-21(29)26-25-18)12-14-7-9-16(10-8-14)20-22-17(11-19(28)24-20)15-5-3-2-4-6-15/h2-11H,12-13H2,1H3,(H,22,24,28)(H2,23,25,26,29)/f/h23-24,26H A9756EB4444994F9