InChI=1S/C22H24O12/c1-32-19-11(6-7-12(23)15(19)26)14(25)8-13(24)9-2-4-10(5-3-9)33-22-18(29)16(27)17(28)20(34-22)21(30)31/h2-7,14,16-18,20,22-23,25-29H,8H2,1H3,(H,30,31)