InChI=1/C14H24N4O/c1-4-5-11-12(15)13(17-16-11)14(19)18-7-9(2)6-10(3)8-18/h9-10H,4-8,15H2,1-3H3,(H,16,17)/t9-,10+/f/h16H EE87ED43A200E878