InChI=1S/C46H74O20/c1-18(19(2)41(60)66-44-40(37(57)34(54)30(17-49)64-44)65-43-39(59)36(56)33(53)29(16-48)63-43)12-27(50)20(3)24-8-9-25-23-7-6-21-13-22(61-42-38(58)35(55)32(52)28(15-47)62-42)14-31(51)46(21,5)26(23)10-11-45(24,25)4/h6,20,22-40,42-44,47-59H,7-17H2,1-5H3/b19-18-