Synonyms: L-Leucine,N-[N-[(phenylmethoxy)carbonyl]-L-phenylalanyl]-; Leucine, N-(N-carboxy-3-phenyl-L-alanyl)-,N-benzyl ester (7CI); Leucine, N-(N-carboxy-3-phenyl-L-alanyl)-, N-benzylester, L- (6CI,8CI); Benzyloxycarbonyl-L-phenylalanyl-L-leucine;N-(Benzyloxycarbonyl)phenylalanylleucine;N-Benzyloxycarbonyl-L-phenylalanyl-L-leucine; N-Carbobenzoxy-L-phenylalanyl-L-leucine;NSC 334018; Z-Phe-Leu-OH