InChI=1/C16H11N7O/c17-8-10-3-1-4-11(7-10)9-23-15-14(21-22-23)13(19-16(18)20-15)12-5-2-6-24-12/h1-7H,9H2,(H2,18,19,20)/f/h18H2 CB7FD192BBBEEC4A