InChI=1/C20H15ClN2O3S/c21-18-11-10-14(12-22-18)20(25)26-13-19(24)23-16-8-4-5-9-17(16)27-15-6-2-1-3-7-15/h1-12H,13H2,(H,23,24)/f/h23H 82AD1883362B669B