InChI=1S/C21H24O13S/c22-7-14-17(27)21(34-35(29,30)31)18(28)20(33-14)15-11(24)6-13-10(16(15)26)5-12(25)19(32-13)8-2-1-3-9(23)4-8/h1-4,6,12,14,17-28H,5,7H2,(H,29,30,31)