InChI=1S/C21H22O11/c22-10-7-12(24)15(13(25)8-10)11(23)6-5-9-3-1-2-4-14(9)31-21-18(28)16(26)17(27)19(32-21)20(29)30/h1-4,7-8,16-19,21-22,24-28H,5-6H2,(H,29,30)