InChI=1S/C16H16O10S/c1-24-16-13-12(5-11(19)14(16)20)25-6-9(15(13)26-27(21,22)23)8-3-2-7(17)4-10(8)18/h2-5,9,15,17-20H,6H2,1H3,(H,21,22,23)