InChI=1/C20H15ClFNO2S/c1-20(18-3-2-8-26-18)14-9-12(13-4-6-16(22)15(21)10-13)5-7-17(14)23-19(24)11-25-20/h2-10H,11H2,1H3,(H,23,24)/t20-/m1/s1/f/h23H ADA0A5F3ABE600B9