InChI=1/C10H12N8O3/c11-16-14-6-4(2-19)1-5(8(6)20)18-9-7(15-17-18)10(21)13-3-12-9/h3-6,8,19-20H,1-2H2,(H,12,13,21)/p-1/t4-,5+,6-,8-/m1/s1/fC10H11N8O3/q-1 86186F96689B08E1