InChI=1/C15H28N4O/c1-4-7-15(12-16,8-5-2)14(20)18-9-6-13-17-10-11-19(13)3/h10-11H,4-9,12,16H2,1-3H3,(H,18,20)/p+2/fC15H30N4O/h16-18H/q+2 89AA6140A5F785EB