InChI=1S/C20H24O12/c1-20(2,29)10-6-8-12(23)9(5-7(16(8)31-10)3-4-11(21)22)30-19-15(26)13(24)14(25)17(32-19)18(27)28/h3-5,10,13-15,17,19,23-26,29H,6H2,1-2H3,(H,21,22)(H,27,28)