InChI=1S/C22H22O12S/c1-31-14-8-12(25)16-11(24)7-13(10-5-3-2-4-6-10)32-21(16)17(14)22-19(27)18(26)20(15(9-23)33-22)34-35(28,29)30/h2-8,15,18-20,22-23,25-27H,9H2,1H3,(H,28,29,30)