InChI=1S/C21H24O8S/c1-13(11-29-30(24,25)26)3-6-18-19(23)8-7-17(21(18)27-2)15-9-14-4-5-16(22)10-20(14)28-12-15/h3-5,7-8,10,15,22-23H,6,9,11-12H2,1-2H3,(H,24,25,26)