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

1-{4-[(2-Amino-ethyl)-cyclopropyl-amino]-piperidin-1-yl}-ethanone

(1-Methyl-piperidin-3-ylamino)-acetic acid

[Methyl-(1-methyl-pyrrolidin-3-yl)-amino]-acetic acid

[Methyl-(1-methyl-piperidin-2-ylmethyl)-amino]-acetic acid

[Ethyl-(1-methyl-pyrrolidin-2-ylmethyl)-amino]-acetic acid

[Isopropyl-((S)-1-methyl-pyrrolidin-2-ylmethyl)-amino]-acetic acid

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

[Cyclopropyl-((S)-1-methyl-pyrrolidin-2-ylmethyl)-amino]-acetic acid

(3-Hydroxy-piperidin-1-yl)-acetic acid

(4-Hydroxy-cyclohexylamino)-acetic acid