InChI=1/C15H15N5/c16-15(17)20-13-11-7-4-8-18-14(11)19-12(13)9-10-5-2-1-3-6-10/h1-8H,9H2,(H,18,19)(H4,16,17,20)/p+1/fC15H16N5/h19-20H,16-17H2/q+1 FBF6808C8E9CEDA1