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