InChI=1/C16H34N4O/c1-13(2)18-16(6,14(17)21)7-8-19-9-11-20(12-10-19)15(3,4)5/h13,18H,7-12H2,1-6H3,(H2,17,21)/p+2/t16-/m0/s1/fC16H36N4O/h18,20H,17H2/q+2 41D10A1E88D1CD06