1-(2-Chloro-4-sulfamoylphenyl)-4-phenylpyrrolidin-2-one 1-(o-Chloro-p-sulfamoyl-phenyl)-4-phenyl-pyrrolidin-2-one 2-Pyrrolidinone, 1-(2-chloro-4-sulfamoylphenyl)-4-phenyl- 36090-38-7 5-21-08-00091 (Beilstein Handbook Reference) BRN 1551582