InChI=1/C16H14N4O7S2/c1-28(24,25)10-4-2-3-9(7-10)14(21)19-20-29(26,27)11-5-6-12-13(8-11)18-16(23)15(22)17-12/h2-8H,1H3,(H4,17,18,19,20,21,22,23)/p-1/fC16H13N4O7S2/h17-19H/q-1 1CBED71FA4EB75B9