InChI=1/C21H19N3O6S2/c1-11-2-4-12(5-3-11)8-16-20(30)24(21(31)32-16)7-6-17(27)22-23-19(29)13-9-14(25)18(28)15(26)10-13/h2-5,8-10,25-26,28H,6-7H2,1H3,(H,22,27)(H,23,29)/b16-8+/f/h22-23H A75DA2546EC81DA0