2-Amino-N-(4-oxo-cyclohexyl)-acetamide

2-Amino-1-(4-chloro-piperidin-1-yl)-ethanone

(S)-2-[(2-Amino-acetylamino)-methyl]-pyrrolidine-1-carboxylic acid tert-butyl ester

2-{[(2-Amino-acetyl)-methyl-amino]-methyl}-pyrrolidine-1-carboxylic acid tert-butyl ester

3-{[(2-Amino-acetyl)-methyl-amino]-methyl}-piperidine-1-carboxylic acid tert-butyl ester

(R)-3-[(2-Amino-acetyl)-ethyl-amino]-pyrrolidine-1-carboxylic acid tert-butyl ester

(S)-3-(Carboxymethyl-methyl-amino)-piperidine-1-carboxylic acid benzyl ester

4-(Carboxymethyl-methyl-amino)-piperidine-1-carboxylic acid benzyl ester

3-{[Cyclopropyl-(2-hydroxy-ethyl)-amino]-methyl}-piperidine-1-carboxylic acid benzyl ester

{2-[Cyclopropyl-(2-hydroxy-ethyl)-amino]-cyclohexyl}-carbamic acid benzyl ester

(S)-2-Amino-N-(1-benzyl-piperidin-2-ylmethyl)-3,N-dimethyl-butyramide

(S)-2-Amino-N-((S)-1-benzyl-pyrrolidin-3-yl)-N-ethyl-3-methyl-butyramide

[(R)-1-(2-Chloro-acetyl)-piperidin-3-yl]-isopropyl-carbamic acid tert-butyl ester

[(S)-1-(2-Amino-ethyl)-pyrrolidin-2-ylmethyl]-cyclopropyl-carbamic acid benzyl ester

[1-(2-Amino-ethyl)-pyrrolidin-2-ylmethyl]-cyclopropyl-carbamic acid benzyl ester