(3RS)-5-Amino-3-(4-chlorophenyl)-5-oxopentanoic acid;3-Imidoyl)butanoic Acid; (3RS)-5-Amino-3-(4-chlorophenyl)-5-oxopentanoic Acid;3-(p-Chlorophenyl)glutaramic acid;β-(2-Amino-2-oxoethyl)-4-chlorobenzenepropanoic acid; 5-amino-3-(4-chlorophenyl)-5-oxopentanoic acid