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