InChI=1S/C20H28O10S/c1-11(2)5-16(21)29-15-7-14-13(9-28-31(23,24)25)8-26-19(18(14)20(15)10-27-20)30-17(22)6-12(3)4/h7-8,11-12,15,18-19H,5-6,9-10H2,1-4H3,(H,23,24,25)