InChI=1S/C28H46O23/c1-6-9(31)11(33)20(23(41)45-6)51-26-15(37)18(49-25-13(35)10(32)12(34)19(50-25)22(39)40)16(7(2)46-26)47-24-14(36)17(8(30)3-43-24)48-27-21(38)28(42,4-29)5-44-27/h6-21,23-27,29-38,41-42H,3-5H2,1-2H3,(H,39,40)