InChI=1/C14H10N6O4/c15-14-17-10(9-2-1-7-24-9)11(20(22)23)12(19-14)18-13(21)8-3-5-16-6-4-8/h1-7H,(H3,15,17,18,19,21)/p-1/fC14H9N6O4/h15H2/q-1 DBF7C5C28747778E