InChI=1S/C20H30O5S/c1-14(8-9-17-15(2)7-6-11-20(17,4)5)13-18-19(25-18)16(3)10-12-24-26(21,22)23/h8-10,13,18-19H,6-7,11-12H2,1-5H3,(H,21,22,23)/b9-8+,14-13+,16-10+