InChI=1S/C21H24O12/c1-7(22)3-9(23)5-10-14-11(24)4-8(2)31-13(14)6-12(25)18(10)32-21-17(28)15(26)16(27)19(33-21)20(29)30/h4,6-7,15-17,19,21-22,25-28H,3,5H2,1-2H3,(H,29,30)