InChI=1/C15H20N6O2/c22-15(2-4-21-12-16-11-19-21)18-10-13-1-3-17-14(9-13)20-5-7-23-8-6-20/h1,3,9,11-12H,2,4-8,10H2,(H,18,22)/f/h18H B86AFA4BDF62514C