InChI=1/C13H13N7O2/c21-12(17-2-1-6-20-7-5-15-9-20)13-18-11(19-22-13)10-8-14-3-4-16-10/h3-5,7-9H,1-2,6H2,(H,17,21)/p+1/fC13H14N7O2/h15,17H/q+1 5561041E927DEEED