InChI=1/C11H9N5O3S/c17-8(6-1-3-12-4-2-6)16-13-5-7-9(18)14-11(20)15-10(7)19/h1-5,13H,(H,16,17)(H2,14,15,18,19,20)/p-1/fC11H8N5O3S/h14,16H/q-1/b7-5+ 1986F6B6C7682CE2