InChI=1S/C20H22O10/c1-9(8-21)2-5-11-12(6-3-10-4-7-13(22)29-17(10)11)28-20-16(25)14(23)15(24)18(30-20)19(26)27/h2-4,6-7,14-16,18,20-21,23-25H,5,8H2,1H3,(H,26,27)