InChI=1S/C33H40O20/c1-11-20(37)23(40)25(42)30(49-11)50-13-6-15(36)19-17(7-13)51-27(12-3-4-14(35)16(5-12)46-2)28(22(19)39)53-31-26(43)24(41)21(38)18(52-31)8-47-32-29(44)33(45,9-34)10-48-32/h3-7,11,18,20-21,23-26,29-32,34-38,40-45H,8-10H2,1-2H3/t11-,18+,20-,21+,23+,24-,25+,26+,29-,30-,31-,32+,33+/m0/s1