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

[(1-Acetyl-piperidin-2-ylmethyl)-ethyl-amino]-acetic acid

[(1-Acetyl-pyrrolidin-2-ylmethyl)-isopropyl-amino]-acetic acid

[(1-Acetyl-pyrrolidin-2-ylmethyl)-cyclopropyl-amino]-acetic acid

1-[3-(2-Hydroxy-ethylamino)-piperidin-1-yl]-ethanone

1-{2-[(2-Hydroxy-ethylamino)-methyl]-piperidin-1-yl}-ethanone

1-{(R)-3-[(2-Hydroxy-ethyl)-methyl-amino]-pyrrolidin-1-yl}-ethanone

1-{(R)-3-[Ethyl-(2-hydroxy-ethyl)-amino]-pyrrolidin-1-yl}-ethanone

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

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

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