InChI=1S/C34H44O17/c1-13-16-11-45-28(42)20(16)25(43-6)15-8-17-31(5,49-24(13)15)9-19(47-29-23(39)21(37)22(38)26(48-29)27(40)41)34-30(3,4)50-33(44-7,51-34)10-18(46-14(2)36)32(17,34)12-35/h17-19,21-23,26,29,35,37-39H,8-12H2,1-7H3,(H,40,41)