InChI=1/C20H19N5/c1-13-14(2)23-20-17(13)19(22-12-15-8-10-21-11-9-15)24-18(25-20)16-6-4-3-5-7-16/h3-11H,12H2,1-2H3,(H2,22,23,24,25)/f/h22-23H 3DB7A4B5075E2313