InChI=1/C21H15N5O7/c27-17(12-4-2-1-3-5-12)22-13(8-11-6-7-14-15(9-11)33-10-32-14)18(28)26-25-16-19(29)23-21(31)24-20(16)30/h1-9H,10H2,(H,22,27)(H,26,28)(H2,23,24,29,30,31)/p-2/b13-8+/fC21H13N5O7/h22,26H/q-2 FDBCBF9D9A5072F8