InChI=1S/C17H24O5S/c1-2-17(18)15-13-11-9-7-5-3-4-6-8-10-12-14-16-22-23(19,20)21/h3,5H,2,4,6-8,10,12,14,16H2,1H3,(H,19,20,21)/b5-3+