InChI=1/C14H11N7/c1-2-4-11(9(3-1)14-18-8-19-21-14)20-13-10-5-6-15-12(10)16-7-17-13/h1-8H,(H,18,19,21)(H2,15,16,17,20)/f/h15,19-20H C4D7487CAD4EF09A