InChI=1S/C14H16O10/c1-22-10-5(12(18)19)3-2-4-6(10)23-14-9(17)7(15)8(16)11(24-14)13(20)21/h2-4,7-9,11,14-17H,1H3,(H,18,19)(H,20,21)