InChI=1S/C17H18O11/c1-24-8-5-7-6(3-4-9(18)26-7)13(25-2)14(8)27-17-12(21)10(19)11(20)15(28-17)16(22)23/h3-5,10-12,15,17,19-21H,1-2H3,(H,22,23)