InChI=1/C15H28N4O/c1-5-15(3,4)18-14(20)13(2)17-8-6-7-10-19-11-9-16-12-19/h9,11-13,17H,5-8,10H2,1-4H3,(H,18,20)/p+2/t13-/m1/s1/fC15H30N4O/h16-18H/q+2 0B35FE31F72DBE79