InChI=1/C13H18N4/c1-17(7-9-2-3-9)8-13-15-11-5-4-10(14)6-12(11)16-13/h4-6,9H,2-3,7-8,14H2,1H3,(H,15,16)/f/h16H 898C13F58493DAD4