InChI=1S/C22H22O14/c1-33-11-6-22(32,3-2-8(11)24)19-17(13(26)12-9(25)4-7(23)5-10(12)34-19)35-21-16(29)14(27)15(28)18(36-21)20(30)31/h4-6,14-16,18,21,23,25,27-29,32H,2-3H2,1H3,(H,30,31)