[((S)-1-Acetyl-pyrrolidin-3-yl)-isopropyl-amino]-acetic acid

[(1-Acetyl-piperidin-4-ylmethyl)-isopropyl-amino]-acetic acid

[(1-Acetyl-piperidin-3-yl)-cyclopropyl-amino]-acetic acid

[(1-Acetyl-piperidin-4-ylmethyl)-cyclopropyl-amino]-acetic acid

N-[2-(2-Hydroxy-ethylamino)-cyclohexyl]-acetamide

N-{2-[(2-Hydroxy-ethyl)-methyl-amino]-cyclohexyl}-acetamide

(1R,4R)-N-{4-[(2-Hydroxy-ethyl)-methyl-amino]-cyclohexyl}-acetamide

1-(4-{[Ethyl-(2-hydroxy-ethyl)-amino]-methyl}-piperidin-1-yl)-ethanone

1-{(S)-3-[(2-Hydroxy-ethyl)-isopropyl-amino]-piperidin-1-yl}-ethanone

1-{4-[(2-Hydroxy-ethyl)-isopropyl-amino]-piperidin-1-yl}-ethanone