InChI=1S/C34H42O17/c1-28-10-16-30(3)34-22(28)23(39)33(51-34,46-11-13(28)25(42)48-16)17-12(6-8-32(34,45)27(43)50-30)29(2)15(35)5-4-7-31(29,44)9-14(17)47-26-20(38)18(36)19(37)21(49-26)24(40)41/h12-14,16-22,26,36-38,44-45H,4-11H2,1-3H3,(H,40,41)