InChI=1S/C21H32O7S/c1-3-4-5-6-7-8-9-10-19(28-29(24,25)26)16-18(22)13-11-17-12-14-20(23)21(15-17)27-2/h3,12,14-15,19,23H,1,4-11,13,16H2,2H3,(H,24,25,26)