InChI=1S/C21H32O7S/c1-12(23)16-5-6-17-15-4-3-13-9-14(28-29(25,26)27)7-8-21(13,11-22)19(15)18(24)10-20(16,17)2/h5,13-15,17-19,22,24H,3-4,6-11H2,1-2H3,(H,25,26,27)