InChI=1S/C22H22O13/c1-33-14-5-8(4-13(26)16(14)27)2-3-10(23)15-11(24)6-9(7-12(15)25)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)