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