[4-(2-Amino-ethoxy)-cyclohexyl]-carbamic acid tert-butyl ester

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

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

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

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

4-[(2-Amino-acetyl)-ethyl-amino]-piperidine-1-carboxylic acid tert-butyl ester

(R)-3-(Carboxymethyl-methyl-amino)-pyrrolidine-1-carboxylic acid benzyl ester

(S)-2-[(Carboxymethyl-methyl-amino)-methyl]-pyrrolidine-1-carboxylic acid benzyl ester

[(4-Benzyloxycarbonylamino-cyclohexyl)-methyl-amino]-acetic acid

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

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