InChI=1S/C26H27NO13S/c1-9-25(40-41(35,36)37)15(27)6-17(38-9)39-16-8-26(34,10(2)28)7-14-18(16)24(33)20-19(23(14)32)22(31)13-5-11(29)3-4-12(13)21(20)30/h3-5,9,15-17,25,29,32-34H,6-8,27H2,1-2H3,(H,35,36,37)/t9?,15?,16?,17?,25?,26-/m0/s1