InChI=1S/C22H22O12S/c1-22(9-32-35(25,26)27)7-6-10-15(23)14-16(24)13-11(28-2)8-12(29-3)18(30-4)19(13)33-20(14)21(31-5)17(10)34-22/h6-8,23H,9H2,1-5H3,(H,25,26,27)