InChI=1/C18H32N4O/c1-4-22(5-2)14-9-12-19-18(23)20-13-15-21(3)16-17-10-7-6-8-11-17/h6-8,10-11H,4-5,9,12-16H2,1-3H3,(H2,19,20,23)/p+2/fC18H34N4O/h19-22H/q+2 556B3F6F24859FE3