InChI=1/C16H28N4/c1-12-14(16(17-2)19(3)18-12)11-20-10-6-8-13-7-4-5-9-15(13)20/h13,15,17H,4-11H2,1-3H3/p+2/t13-,15+/m1/s1/fC16H30N4/h18,20H/q+2 04D680AF575FA965