InChI=1/C15H15N5/c16-14-12-8-11(6-7-13(12)19-15(17)20-14)18-9-10-4-2-1-3-5-10/h1-8,18H,9H2,(H4,16,17,19,20)/p+1/fC15H16N5/h19H,16-17H2/q+1 DFC8FB4AED9B14C2