InChI=1S/C21H22O8S/c1-12(10-28-30(23,24)25)3-5-15-18(22)8-7-16-20(15)27-11-17-14-6-4-13(26-2)9-19(14)29-21(16)17/h3-4,6-9,17,21-22H,5,10-11H2,1-2H3,(H,23,24,25)