InChI=1/C12H9N3O3/c16-11(15-8-3-6-13-7-4-8)9-2-1-5-14-10(9)12(17)18/h1-7H,(H,17,18)(H,13,15,16)/p-1/fC12H8N3O3/h15H/q-1 61E3CB5BA45D8F74