InChI=1S/C20H22O10/c1-9(2)5-6-27-12-7-10(8-13-11(12)3-4-14(21)29-13)28-20-17(24)15(22)16(23)18(30-20)19(25)26/h3-5,7-8,15-18,20,22-24H,6H2,1-2H3,(H,25,26)