InChI=1/C16H34N4O/c1-3-4-9-18-16(21)15(2)20-13-11-19(12-14-20)10-7-5-6-8-17/h15H,3-14,17H2,1-2H3,(H,18,21)/p+2/t15-/m1/s1/fC16H36N4O/h17-19H/q+2 D3EFA6E4D5A9074B