InChI=1S/C21H24O10/c1-4-21(2,9-29-20-16(24)14(22)15(23)17(31-20)18(25)26)12-7-10-5-6-11(28-3)8-13(10)30-19(12)27/h4-8,14-17,20,22-24H,1,9H2,2-3H3,(H,25,26)