N-Acetyl-L-glutamic acid

N-Acetyl-L-tryptophan

N-Acetyl-L-phenylalanine

L-homoserine

D-4-Hydroxyphenylglycine

N-Acetyl-DL-methionine

l-Asparagine monohydrate

(S)-Ethyl 2-aminopropanoate hydrochloride

Methyl carbamate

L-Arginine L-aspartate

2-Amino-2-(2-chlorophenyl)acetic acid

(S)-2-((Methoxycarbonyl)amino)-3,3-dimethylbutanoic acid