InChI=1S/C21H26O10S/c1-11(22)19(29-4)13-7-14-15(10-30-32(24,25)26)20(31-21(14)18(9-13)28-3)12-5-6-16(23)17(8-12)27-2/h5-9,11,15,19-20,22-23H,10H2,1-4H3,(H,24,25,26)