1-((S)-2-{[(2-Amino-ethyl)-ethyl-amino]-methyl}-pyrrolidin-1-yl)-ethanone

(4-Dimethylamino-cyclohexylamino)-acetic acid

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

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

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

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

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

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

(3-Hydroxymethyl-pyrrolidin-1-yl)-acetic acid

2-[(1-Methyl-pyrrolidin-3-ylmethyl)-amino]-ethanol

2-(4-Dimethylamino-cyclohexylamino)-ethanol