InChI=1S/C30H36O10S/c1-17(2)8-11-21-25(33)15-26-27(28(21)34)29(35)23(30(40-26)22-13-10-20(31)14-24(22)32)12-9-18(3)6-5-7-19(4)16-39-41(36,37)38/h7-10,13-15,23,30-34H,5-6,11-12,16H2,1-4H3,(H,36,37,38)/b18-9?,19-7+