InChI=1/C13H17ClN2O3S/c1-9-6-7-11(8-12(9)14)20(18,19)16-15-13(17)10-4-2-3-5-10/h6-8,10,16H,2-5H2,1H3,(H,15,17)/f/h15H 0EDA4E826F4FA1FD