InChI=1S/C25H24O15S/c26-15-5-1-13(9-17(15)28)4-8-22(32)39-25(24(33)34)11-18(29)23(19(30)12-25)38-21(31)7-3-14-2-6-16(27)20(10-14)40-41(35,36)37/h1-10,18-19,23,26-30H,11-12H2,(H,33,34)(H,35,36,37)/b7-3+,8-4+/t18?,19?,23?,25-