InChI=1S/C22H45NO5S/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20-21(22(23)24)28-29(25,26)27/h21H,2-20H2,1H3,(H2,23,24)(H,25,26,27)