InChI=1/C16H28N4O/c1-4-20(5-2)12-6-7-13(3)18-16(21)14-8-10-15(19-17)11-9-14/h8-11,13,19H,4-7,12,17H2,1-3H3,(H,18,21)/p+1/t13-/m0/s1/fC16H29N4O/h18,20H/q+1 E9F8C0DA701A2F61