InChI=1S/C14H16O10/c15-4-5-2-1-3-6(12(19)20)10(5)23-14-9(18)7(16)8(17)11(24-14)13(21)22/h1-3,7-9,11,14-18H,4H2,(H,19,20)(H,21,22)