InChI=1S/C23H28O11/c1-4-5-9-6-14(24)31-12-8-11(10(16(25)15(9)12)7-13-23(2,3)34-13)32-22-19(28)17(26)18(27)20(33-22)21(29)30/h6,8,13,17-20,22,25-28H,4-5,7H2,1-3H3,(H,29,30)