InChI=1/C13H9N3O2/c17-10-7-11(18)16-13(15-10)9-5-1-3-8-4-2-6-14-12(8)9/h1-7H,(H2,15,16,17,18)/p-1/fC13H8N3O2/h15H/q-1 53D3617609BC9D36