InChI=1/C16H34N4O/c1-5-14(3)20-12-10-19(11-13-20)9-7-8-16(4,15(17)21)18-6-2/h14,18H,5-13H2,1-4H3,(H2,17,21)/p+2/t14-,16-/m0/s1/fC16H36N4O/h18-19H,17H2/q+2 B81FE35CAF916E3F