InChI=1/C21H26N2O9S2/c24-9-5-22(6-10-25)33(29,30)15-1-3-17-18-4-2-16(14-20(18)21(28)19(17)13-15)34(31,32)23(7-11-26)8-12-27/h1-4,13-14,24-27H,5-12H2 7966DE5FEAC48F45