InChI=1/C13H20N4/c1-4-9(2)17(3)8-13-15-11-6-5-10(14)7-12(11)16-13/h5-7,9H,4,8,14H2,1-3H3,(H,15,16)/t9-/m0/s1/f/h16H 83FA1688C2A933CC