InChI=1S/C20H24O10/c1-20(2,30-19-18(26)17(25)16(24)12(7-21)29-19)13-5-9-11(27-13)6-10-8(15(9)23)3-4-14(22)28-10/h3-4,6,12-13,16-19,21,23-26H,5,7H2,1-2H3