InChI=1/C13H18N4/c1-2-17(10-4-5-10)8-13-15-11-6-3-9(14)7-12(11)16-13/h3,6-7,10H,2,4-5,8,14H2,1H3,(H,15,16)/p+1/fC13H19N4/h16-17H/q+1 94931CB0F44A7851