InChI=1S/C23H30O9/c1-14(11-12-30-22(29)16-9-4-3-5-10-16)7-6-8-15(2)13-31-23-19(26)17(24)18(25)20(32-23)21(27)28/h3-5,8-11,17-20,23-26H,6-7,12-13H2,1-2H3,(H,27,28)/b14-11-,15-8+