InChI=1S/C33H40O20/c1-9-19(38)23(42)26(45)31(48-9)53-30-25(44)20(39)10(2)49-33(30)47-8-17-21(40)24(43)27(46)32(51-17)52-29-22(41)18-15(37)6-12(34)7-16(18)50-28(29)11-3-4-13(35)14(36)5-11/h3-7,9-10,17,19-21,23-27,30-40,42-46H,8H2,1-2H3/t9-,10-,17+,19-,20-,21+,23+,24-,25+,26+,27+,30+,31-,32-,33+/m0/s1