InChI=1/C16H28N4O/c1-12(2)14-18-9-11-20(14)10-5-4-8-16(3,15(17)21)19-13-6-7-13/h9,11-13,19H,4-8,10H2,1-3H3,(H2,17,21)/p+2/t16-/m0/s1/fC16H30N4O/h18-19H,17H2/q+2 883BDE85F2497015