InChI=1S/C21H24O10/c1-29-14-9-13(23)8-11(6-5-10-3-2-4-12(22)7-10)18(14)30-21-17(26)15(24)16(25)19(31-21)20(27)28/h2-4,7-9,15-17,19,21-26H,5-6H2,1H3,(H,27,28)