InChI=1/C20H16N8O/c21-11-14-7-5-13(6-8-14)3-1-9-27-18-15(12-23-27)19-24-17(16-4-2-10-29-16)26-28(19)20(22)25-18/h2,4-8,10,12H,1,3,9H2,(H2,22,25)/f/h22H2 3A878EB997F163E4