InChI=1/C18H36N4O/c1-16(2)11-14(12-17(3,4)21-16)20-15(23)19-13-18(22(5)6)9-7-8-10-18/h14,21H,7-13H2,1-6H3,(H2,19,20,23)/p+2/fC18H38N4O/h19-22H/q+2 29DA51C0F5DFCFBD