2,2-dichloro-N-((1R,2R)-1,3-dihydroxy-1-(4-sulfamoylphenyl)propan-2-yl)acetamide; 2,2-dichloro-N-[(1R,2R)-1,3-dihydroxy-1-(4-sulfamoylphenyl)propan-2-yl]acetamide; DL-Threo-2,2-dichloro-N-(beta-hydroxy-alpha-(hydroxy-methyl)p-sulfamoylphenethyl)acetamide