InChI=1S/C40H48O20/c1-54-33-21-12-17(5-3-4-6-19(41)9-7-16-8-10-22(42)20(21)11-16)32(36(33)55-2)58-39-30(49)27(46)26(45)25(57-39)15-56-38(53)18-13-23(43)34(24(44)14-18)59-40-31(50)28(47)29(48)35(60-40)37(51)52/h8,10-14,19,25-31,35,39-50H,3-7,9,15H2,1-2H3,(H,51,52)