InChI=1S/C14H16O11/c15-4-1-2-6(16)5(3-4)10(12(20)21)24-14-9(19)7(17)8(18)11(25-14)13(22)23/h3,7-11,14,17-19H,1-2H2,(H,20,21)(H,22,23)