InChI=1/C15H11N3O2/c16-14(19)10-6-2-4-8-12(10)17-13-9-5-1-3-7-11(9)18-15(13)20/h1-8H,(H2,16,19)(H,17,18,20)/f/h18H,16H2 7187B75C57A00911