InChI=1S/C17H22O11/c1-17(2,26)5-8(20)10-7(19)3-6(18)4-9(10)27-16-13(23)11(21)12(22)14(28-16)15(24)25/h3-4,11-14,16,18-19,21-23,26H,5H2,1-2H3,(H,24,25)