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

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

(2-Dimethylamino-cyclohexylamino)-acetic acid

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

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

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

[(4-Dimethylamino-cyclohexyl)-ethyl-amino]-acetic acid

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

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

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

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