InChI=1S/C19H26O11/c1-8(5-20)2-3-10-12(23)4-9(6-21)11(7-22)16(10)29-19-15(26)13(24)14(25)17(30-19)18(27)28/h2,4,13-15,17,19-26H,3,5-7H2,1H3,(H,27,28)