InChI=1S/C51H46O20/c52-22-5-1-3-19(13-22)45-39(60)34(26-10-8-24(54)16-32(26)67-45)36-38(59)28-18-31(58)44(21-7-12-29(56)30(57)15-21)69-47(28)37(48(36)70-51-43(64)41(62)42(63)49(71-51)50(65)66)35-27-11-9-25(55)17-33(27)68-46(40(35)61)20-4-2-6-23(53)14-20/h1-17,31,34-35,39-46,49,51-64H,18H2,(H,65,66)