InChI=1S/C23H22O11/c1-9-17(28)19(30)22(32-10(2)24)23(31-9)34-21-18(29)16-14(27)7-13(26)8-15(16)33-20(21)11-3-5-12(25)6-4-11/h3-9,17,19,22-23,25-28,30H,1-2H3