[(1-Acetyl-pyrrolidin-3-ylmethyl)-amino]-acetic acid

(1R,4R)- (4-Acetylamino-cyclohexylamino)-acetic acid

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

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

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

[(2-Acetylamino-cyclohexyl)-ethyl-amino]-acetic acid

[(1-Acetyl-pyrrolidin-3-ylmethyl)-cyclopropyl-amino]-acetic acid

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

[(4-Acetylamino-cyclohexyl)-cyclopropyl-amino]-acetic acid

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

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

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

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

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

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