InChI=1/C13H17N5/c1-7-5-8(2)16-13(11(7)12(14)15)18-10(4)6-9(3)17-18/h5-6H,1-4H3,(H3,14,15)/p+1/fC13H18N5/h14-15H2/q+1 9FF67E6489FC91E0