InChI=1/C12H9NO4S2/c1-15-7-4-9-8(16-5-17-9)2-6(7)3-10-11(14)13-12(18)19-10/h2-4H,5H2,1H3,(H,13,14,18)/p-1/b10-3-/fC12H8NO4S2/q-1 DCFE4E3ABD772E80