(1R,4R)-[4-(Benzyl-ethyl-amino)-cyclohexylamino]-acetic acid

[2-(Benzyl-cyclopropyl-amino)-cyclohexylamino]-acetic acid

N-[1-(2-Hydroxy-ethyl)-piperidin-4-yl]-acetamide

N-[(S)-1-(2-Hydroxy-ethyl)-pyrrolidin-2-ylmethyl]-N-methyl-acetamide

N-Ethyl-N-[(S)-1-(2-hydroxy-ethyl)-pyrrolidin-2-ylmethyl]-acetamide

N-Ethyl-N-[1-(2-hydroxy-ethyl)-piperidin-4-yl]-acetamide

N-[(S)-1-(2-Hydroxy-ethyl)-pyrrolidin-2-ylmethyl]-N-isopropyl-acetamide

N-Cyclopropyl-N-[(S)-1-(2-hydroxy-ethyl)-piperidin-3-yl]-acetamide

N-[(R)-1-(2-Amino-ethyl)-pyrrolidin-3-yl]-acetamide

N-[1-(2-Amino-ethyl)-piperidin-3-yl]-acetamide

N-[(S)-1-(2-Amino-ethyl)-pyrrolidin-2-ylmethyl]-N-ethyl-acetamide