InChI=1/C16H28N4O/c1-15(2,3)13(11-20-10-9-18-12-20)19-14(21)16(17)7-5-4-6-8-16/h9-10,12-13H,4-8,11,17H2,1-3H3,(H,19,21)/p+2/t13-/m1/s1/fC16H30N4O/h17-19H/q+2 0F0627A0E7AD96C0