InChI=1/C13H13N5/c1-10-6-7-17(13(14)8-10)9-18-12-5-3-2-4-11(12)15-16-18/h2-8,14H,9H2,1H3/p+1/fC13H14N5/h14H/q+1 8D1563F2B596582D