InChI=1S/C21H22O14/c1-5(13(26)12-9(24)4-10(25)14(27)15(12)28)6-2-11(8(23)3-7(6)22)34-21-18(31)16(29)17(30)19(35-21)20(32)33/h2-5,16-19,21-25,27-31H,1H3,(H,32,33)