InChI=1S/C21H30O5S/c1-2-3-4-5-6-7-8-9-10-16-21(26-27(23,24)25)17-12-14-19-13-11-15-20(22)18-19/h2,4-5,7-8,11,13,15,18,21-22H,1,3,6,9-10,12,14,16-17H2,(H,23,24,25)/b5-4+,8-7+