InChI=1/C16H32N4O/c1-3-7-18-16(15(17)21,14-5-6-14)13-20-11-9-19(8-4-2)10-12-20/h14,18H,3-13H2,1-2H3,(H2,17,21)/p+2/t16-/m1/s1/fC16H34N4O/h18-19H,17H2/q+2 A075EA254B0AECA8