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

N-[1-(2-Hydroxy-ethyl)-pyrrolidin-3-yl]-N-isopropyl-acetamide

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

(1R,4R)-N-[4-(2-Hydroxy-ethylamino)-cyclohexyl]-N-isopropyl-acetamide

N-Cyclopropyl-N-[4-(2-hydroxy-ethylamino)-cyclohexyl]-acetamide

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

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

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

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

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

N-[1-(2-Chloro-acetyl)-pyrrolidin-3-yl]-acetamide