InChI=1S/C24H28O8S/c1-14-11-19(32-33(27,28)29)22-23(2,3)20(25)9-10-24(22,4)17(14)13-30-16-7-5-15-6-8-21(26)31-18(15)12-16/h5-8,11-12,17,19,22H,9-10,13H2,1-4H3,(H,27,28,29)