InChI=1/C17H13N9O3/c1-24-9-11-13(22-24)20-16(21-17(27)18-10-4-6-25(28)7-5-10)26-15(11)19-14(23-26)12-3-2-8-29-12/h2-9H,1H3,(H2,18,20,21,22,27)/f/h18,21H 5F04FFD2CFDD04C5