InChI=1S/C32H36O20/c33-7-16-20(39)22(41)28(51-31-24(43)19(38)13(37)8-47-31)27(49-16)18-12(36)6-15-17(11(35)5-14(48-15)9-1-3-10(34)4-2-9)26(18)50-32-25(44)21(40)23(42)29(52-32)30(45)46/h1-6,13,16,19-25,27-29,31-34,36-44H,7-8H2,(H,45,46)