InChI=1/C15H23NO5S/c1-4-10-15(11-5-2,14(17)16-18)22(19,20)13-8-6-12(21-3)7-9-13/h6-9,18H,4-5,10-11H2,1-3H3,(H,16,17)/f/h16H A6E2742B3B8FE2DC