InChI=1/C12H9N3O3S/c16-10-5-6-11(15-14-10)19(17,18)12-7-8-3-1-2-4-9(8)13-12/h1-7,13H,(H,14,16)/p-1/fC12H8N3O3S/q-1 323B1F4FBAFDFBD1