InChI=1/C13H20N4/c1-9(2)17(3)7-6-13-15-11-5-4-10(14)8-12(11)16-13/h4-5,8-9H,6-7,14H2,1-3H3,(H,15,16)/p+1/fC13H21N4/h16-17H/q+1 E6C7ED1A8B712F4A