InChI=1S/C21H26O10S/c1-11-14-7-13(20(29-4)15(23)10-22)9-18(28-3)21(14)30-19(11)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)