InChI=1S/C21H24N2O9S2/c1-22-12-16(9-4-5-11(30-2)15(31-3)13(9)25)33-34-21(19(22)28)8-20(29)7-6-10(24)14(26)17(20)32-23(21)18(12)27/h4-7,10,12,14,16-17,24-26,29H,8H2,1-3H3/t10-,12+,14+,16-,17-,20+,21+/m0/s1