InChI=1/C20H20N6/c1-20(2,3)14-6-8-15(9-7-14)24-19-21-12-10-17(25-19)16-13-23-26-18(16)5-4-11-22-26/h4-13H,1-3H3,(H,21,24,25)/f/h24H F7F8EBB6524BCEA3