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

4-[(2-Amino-ethyl)-methyl-amino]-piperidine-1-carboxylic acid benzyl ester

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

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

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

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

(S)-2-{[(2-Amino-ethyl)-cyclopropyl-amino]-methyl}-pyrrolidine-1-carboxylic acid benzyl ester

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

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

1-((S)-2-Amino-3-methyl-butyryl)-piperidin-3-one

2-(4-Methoxy-piperidin-1-yl)-ethanol