InChI=1/C15H17N5/c1-20-14-7-3-5-12(11(14)9-17-20)18-13-6-2-4-10-8-16-19-15(10)13/h2,4,6,8-9,12,18H,3,5,7H2,1H3,(H,16,19)/t12-/m1/s1/f/h19H 78B0F205D1BECF3A