InChI=1S/C19H26O11/c1-7(2)3-4-8-11(22)9(5-20)10(6-21)16(12(8)23)29-19-15(26)13(24)14(25)17(30-19)18(27)28/h3,13-15,17,19-26H,4-6H2,1-2H3,(H,27,28)