InChI=1/C18H16N8O3/c1-9-5-13-14(23-25-18(27)15(13)17(21-9)22-19)7-11-8-20-24-16(11)10-3-2-4-12(6-10)26(28)29/h2-6,8H,7,19H2,1H3,(H,20,24)(H,21,22)(H,25,27)/f/h20,22,25H CD8D5AB96C1D691E