InChI=1S/C19H22O11/c1-7(28-19-15(24)13(22)14(23)16(30-19)17(25)26)11(20)12(21)10-6-8-4-2-3-5-9(8)18(27)29-10/h2-7,11-16,19-24H,1H3,(H,25,26)