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