InChI=1/C17H26N2O5S/c1-16(2,3)19-11-9-17(10-12-19,15(20)18-21)25(22,23)14-7-5-13(24-4)6-8-14/h5-8,21H,9-12H2,1-4H3,(H,18,20)/f/h18H 8CE01320DE2BD4D7