InChI=1/C32H38O19/c1-10-21(38)24(41)27(44)30(47-10)46-9-20-23(40)25(42)29(51-31-26(43)22(39)17(37)8-45-31)32(50-20)49-19-7-13-15(35)5-12(33)6-18(13)48-28(19)11-2-3-14(34)16(36)4-11/h2-7,10,17,20-27,29-32,37-44H,8-9H2,1H3,(H3-,33,34,35,36)/p+1