InChI=1S/C22H41NO6S/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-23-21(24)19-20(22(25)26)30(27,28)29/h9-10,20H,2-8,11-19H2,1H3,(H,23,24)(H,25,26)(H,27,28,29)/b10-9-