InChI=1S/C23H22O10S/c1-11(9-31-34(25,26)27)16-7-14-15(32-16)5-4-12-22(24)21-13-6-18(28-2)19(29-3)8-17(13)30-10-20(21)33-23(12)14/h4-6,8,16,20-21H,1,7,9-10H2,2-3H3,(H,25,26,27)