InChI=1/C16H13NO6S/c1-17(2)24(21,22)10-4-6-14-12(8-10)15(18)11-7-9(16(19)20)3-5-13(11)23-14/h3-8H,1-2H3,(H,19,20)/p-1/fC16H12NO6S/q-1 FBE5FFDB9DAED724