InChI=1/C13H15N5/c1-10(9-18-8-4-7-14-18)15-13-16-11-5-2-3-6-12(11)17-13/h2-8,10H,9H2,1H3,(H2,15,16,17)/p+1/t10-/m1/s1/fC13H16N5/h15-17H/q+1 2674F4EAE7FBD739