InChI=1S/C32H42O20/c1-9-15(34)19(38)26(51-30-22(41)18(37)20(39)25(50-30)28(42)43)31(46-9)45-8-12-16(35)17(36)21(40)29(47-12)52-27-23-10(4-5-14(33)49-23)6-11-7-13(32(2,3)44)48-24(11)27/h4-6,9,12-13,15-22,25-26,29-31,34-41,44H,7-8H2,1-3H3,(H,42,43)