InChI=1/C15H20N6O2/c22-14(3-5-21-12-16-11-19-21)18-10-13-2-1-4-17-15(13)20-6-8-23-9-7-20/h1-2,4,11-12H,3,5-10H2,(H,18,22)/p+1/fC15H21N6O2/h17-18H/q+1 493005014D111C5D