InChI=1/C14H14N8O4/c1-2-9-11(17-21-22(9)13-12(15)19-26-20-13)14(25)18-16-6-7-3-4-8(23)5-10(7)24/h3-6,23-24H,2H2,1H3,(H2,15,19)(H,18,25)/b16-6+/f/h18H,15H2 1FDAFE9FC409200C