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

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

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

2-[(Carboxymethyl-ethyl-amino)-methyl]-piperidine-1-carboxylic acid benzyl ester

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

3-[(Carboxymethyl-isopropyl-amino)-methyl]-piperidine-1-carboxylic acid benzyl ester

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

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

3-[(2-Hydroxy-ethyl)-methyl-amino]-pyrrolidine-1-carboxylic acid benzyl ester

{2-[(2-Hydroxy-ethyl)-methyl-amino]-cyclohexyl}-carbamic acid benzyl ester

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

3-[(2-Hydroxy-ethyl)-isopropyl-amino]-pyrrolidine-1-carboxylic acid benzyl ester

3-{[(2-Hydroxy-ethyl)-isopropyl-amino]-methyl}-pyrrolidine-1-carboxylic acid benzyl ester

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

{2-[(2-Amino-ethyl)-methyl-amino]-cyclohexyl}-carbamic acid benzyl ester