InChI=1S/C23H30O9/c1-3-5-6-7-8-9-14-17(16(25)13-11-10-12-15(24)4-2)31-23-20(28)18(26)19(27)21(32-23)22(29)30/h4,17-21,23,26-28H,2-3,5-9,14H2,1H3,(H,29,30)