InChI=1S/C22H26O12/c1-32-16-5-9(2-3-13(16)25)4-10(23)6-12-14(26)7-11(24)8-15(12)33-22-19(29)17(27)18(28)20(34-22)21(30)31/h2-3,5,7-8,10,17-20,22-29H,4,6H2,1H3,(H,30,31)