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

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

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

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

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

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

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

(1R,4R)-2-[(4-Dimethylamino-cyclohexyl)-methyl-amino]-ethanol

2-[(4-Dimethylamino-cyclohexyl)-methyl-amino]-ethanol

2-[Ethyl-(1-methyl-piperidin-3-ylmethyl)-amino]-ethanol

2-[(2-Dimethylamino-cyclohexyl)-ethyl-amino]-ethanol