(2S)-2-amino-5-acetamidopentanoic acid

(2S)-2-amino-5-carbamimidamidopentanoic acid

(2S)-2-amino-5-carbamimidamidopentanoic acid hydrochloride

(2S)-2-amino-5-carbamimidamidopentanoic acid; (2S)-2-aminopentanedioic acid

(2S)-2-amino-5-carbamimidamidopentanoic acid; 2-[(5-methyl-1H-1,2,4-triazol-3-yl)sulfanyl]acetic acid

(2S)-2-amino-5-chloropentanoic acid hydrochloride

(2S)-2-amino-5-ethoxy-5-oxopentanoic acid

(2S)-2-amino-5-ethylheptanoic acid hydrochloride

(2S)-2-amino-5-fluoro-4-methylpentanoic acid hydrochloride

(2S)-2-amino-5-fluoro-5-methylhexanoic acid hydrochloride

(2S)-2-amino-5-methoxy-5-oxopentanoic acid

(2S)-2-amino-5-methylhexanoic acid hydrochloride

(2S)-2-amino-5-[(3-aminopropyl)amino]pentanoic acid trihydrochloride

(2S)-2-amino-5-{[(benzyloxy)carbonyl]amino}pentanoic acid

(2S)-2-amino-5-{[(tert-butoxy)carbonyl]amino}pentanoic acid

(2S)-2-amino-6,6,6-trifluorohexanoic acid hydrochloride

(2S)-2-amino-6,6-dimethylhept-4-ynoic acid hydrochloride

(2S)-2-amino-6-(1H-pyrrol-1-yl)hexanoic acid

(2S)-2-amino-6-(2-carboxyacetamido)hexanoic acid hydrochloride

(2S)-2-amino-6-(2-hydroxyacetamido)hexanoic acid hydrochloride

(2S)-2-amino-6-(2-hydroxybutanamido)hexanoic acid

(2S)-2-amino-6-(2-nitrobenzenesulfonamido)hexanoic acid

(2S)-2-amino-6-(3-hydroxybutanamido)hexanoic acid hydrochloride

(2S)-2-amino-6-(dimethylamino)hexanoic acid dihydrochloride

(2S)-2-amino-6-({[2-(furan-2-yl)ethoxy]carbonyl}amino)hexanoic acid hydrochloride

(2S)-2-amino-6-acetamidohexanoic acid dihydrochloride

(2S)-2-amino-6-azidohexanoic acid hydrochloride

(2S)-2-amino-6-{[(4R)-1,3-thiazolidin-4-yl]formamido}hexanoic acid dihydrochloride

(2S)-2-amino-6-{[(benzyloxy)carbonyl]amino}hexanoic acid

(2S)-2-amino-6-{[(tert-butoxy)carbonyl]amino}hexanoic acid

(2S)-2-amino-7,7,7-trifluoroheptanoic acid

(2S)-2-amino-9-{[(tert-butoxy)carbonyl]amino}nonanoic acid

(2S)-2-amino-N,3,3-trimethylbutanamide hydrochloride

(2S)-2-amino-N,3-dimethyl-N-[2-(pyridin-4-yl)ethyl]butanamide dihydrochloride

(2S)-2-amino-N,3-dimethylbutanamide

(2S)-2-amino-N,3-dimethylbutanamide hydrochloride

(2S)-2-amino-N,4-dimethylpentanamide

(2S)-2-amino-N,N,3,3-tetramethylbutanamide hydrochloride

(2S)-2-amino-N,N,3-trimethylbutanamide hydrochloride

(2S)-2-amino-N,N-dimethyl-3-phenylpropanamide hydrochloride

(2S)-2-amino-N,N-dimethyl-4-(methylsulfanyl)butanamide hydrochloride

(2S)-2-amino-N,N-dimethylbutanamide

(2S)-2-amino-N,N-dimethylbutanamide hydrochloride

(2S)-2-amino-N,N-dimethylpropanamide hydrochloride

(2S)-2-amino-N-(2-hydroxyethyl)-4-methylpentanamide hydrochloride