InChI=1/C16H24N4/c1-3-5-7-11(4-2)10-19-13-9-6-8-12-14(13)16(18)20-15(12)17/h6,8-9,11,19H,3-5,7,10H2,1-2H3,(H3,17,18,20)/p+2/t11-/m1/s1/fC16H26N4/h20H,17-18H2/q+2 C2AB4F9105790FF0