InChI=1/C16H24N4/c1-3-20(4-2)12-15-8-6-5-7-14(15)9-17-10-16-11-18-13-19-16/h5-8,11,13,17H,3-4,9-10,12H2,1-2H3,(H,18,19)/p+2/fC16H26N4/h17-18,20H/q+2 32B075C8E99BF7CD