InChI=1S/C20H30O5S/c1-14(11-13-24-26(21,22)23)8-6-9-16(3)18-19(25-18)17-15(2)10-7-12-20(17,4)5/h6,8-9,11,18-19H,7,10,12-13H2,1-5H3,(H,21,22,23)/b8-6+,14-11+,16-9+