InChI=1/C12H9N3O2S/c1-5-2-3-7-6(4-5)8(10(16)13-7)9-11(17)15-12(18)14-9/h2-4,13,16H,1H3,(H,15,17,18)/p-2/fC12H7N3O2S/h16h/q-2 C7E2F009EA83D40C