InChI=1S/C24H34O11/c1-13(2)7-9-15(25)5-4-6-18(26)33-12-14-8-10-16(17(11-14)32-3)34-24-21(29)19(27)20(28)22(35-24)23(30)31/h7-11,13,15,19-22,24-25,27-29H,4-6,12H2,1-3H3,(H,30,31)/b9-7+