InChI=1/C17H26N2O5S/c1-3-4-11-19-12-9-17(10-13-19,16(20)18-21)25(22,23)15-7-5-14(24-2)6-8-15/h5-8,21H,3-4,9-13H2,1-2H3,(H,18,20)/f/h19H/b18-16- 2914E9821D39D650