1 5UM N-(2-fluoro-4-sulfamoylphenyl)-2-(thiophen-2-yl)acetamide 1.000 2 5UN N-(4-sulfamoylphenyl)-2-(thiophen-2-yl)acetamide 0.950 3 OYS 2-phenyl-N-(4-sulfamoylphenyl)acetamide 0.818