InChI=1S/C21H24O8S/c1-27-20-12-14-4-3-5-19(29-30(24,25)26)18(23)9-7-13-6-8-17(22)15(10-13)16(11-14)21(20)28-2/h6,8,10-12,19,22H,3-5,7,9H2,1-2H3,(H,24,25,26)