InChI=1S/C22H22O10/c1-8-3-10-16(19(27)15-11(17(10)25)5-9(30-2)6-12(15)24)13(4-8)31-22-21(29)20(28)18(26)14(7-23)32-22/h3-6,14,18,20-24,26,28-29H,7H2,1-2H3