InChI=1/C18H17Cl2NO3S/c1-24-18-16(19)9-12(10-17(18)20)15-4-2-3-14(15)11-5-7-13(8-6-11)25(21,22)23/h5-10H,2-4H2,1H3,(H2,21,22,23)/f/h21H2 307D5F9429CBA638