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