InChI=1/C15H11N5O/c16-12-8-4-1-2-5-9(8)19-15(21)11(12)14-18-10-6-3-7-17-13(10)20-14/h1-7H,(H3,16,19,21)(H,17,18,20)/f/h19-20H,16H2 CD6046D1FB15343D