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

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

N-{2-[(2-Amino-ethyl)-cyclopropyl-amino]-cyclohexyl}-acetamide

((R)-1-Methyl-pyrrolidin-3-ylamino)-acetic acid

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

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

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

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

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

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

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