InChI=1S/C41H42O18/c1-4-20-10-21(11-28(54-3)18(20)2)38-30(14-23-25(44)12-22(42)13-29(23)57-38)58-39-37(51)36(50)35(49)32(59-39)17-55-40(52)41(53)15-27(46)34(48)31(16-41)56-33(47)8-6-19-5-7-24(43)26(45)9-19/h4-14,27,31-32,34-37,39,46,48-51,53H,1,15-17H2,2-3H3,(H3-,42,43,44,45,47)/p+1/t27-,31-,32-,34-,35-,36+,37-,39-,41+/m1/s1