InChI=1/C15H11N3O3/c19-13-10-5-1-2-6-11(10)18-15(21)12(13)14(20)17-9-4-3-7-16-8-9/h1-8H,(H,17,20)(H2,18,19,21)/p-1/fC15H10N3O3/h17-18H/q-1 F8C86DB0BA75666B