InChI=1/C16H12N8O3/c1-23-7-10-12(21-23)19-15(20-16(25)17-9-4-6-26-8-9)24-14(10)18-13(22-24)11-3-2-5-27-11/h2-8H,1H3,(H2,17,19,20,21,25)/f/h17,20H 4D368E5F89DB8A73