InChI=1S/C34H40O16/c1-28-10-17-30(3)34-22(28)23(39)33(50-34,44-11-14(28)25(42)45-17)13-9-16-31(47-16)7-4-5-15(35)29(31,2)12(13)6-8-32(34,27(43)49-30)48-26-20(38)18(36)19(37)21(46-26)24(40)41/h12-14,16-22,26,36-38H,4-11H2,1-3H3,(H,40,41)