InChI=1S/C24H28O8S/c1-23(2)20-8-5-16(13-31-33(27,28)29)18(24(20,3)11-10-21(23)25)14-30-17-7-4-15-6-9-22(26)32-19(15)12-17/h4-7,9,12,18,20H,8,10-11,13-14H2,1-3H3,(H,27,28,29)