InChI=1S/C21H24O11/c1-8-4-10(22)6-12(14(8)23)30-18-9(2)5-11(29-3)7-13(18)31-21-17(26)15(24)16(25)19(32-21)20(27)28/h4-7,15-17,19,21-26H,1-3H3,(H,27,28)