InChI=1S/C29H34O9/c1-25(2)9-8-22(30)27(4)28(25,32)11-10-26(3)29(27,33)15-17-19(38-26)14-18(37-24(17)31)16-12-20(34-5)23(36-7)21(13-16)35-6/h8-9,12-14,32-33H,10-11,15H2,1-7H3