InChI=1S/C22H22O13/c1-33-12-5-3-8(2-4-9(23)14-10(24)7-11(25)15(26)16(14)27)6-13(12)34-22-19(30)17(28)18(29)20(35-22)21(31)32/h2-7,17-20,22,24-30H,1H3,(H,31,32)