1-[3-(2-Hydroxy-ethylamino)-piperidin-1-yl]-ethanone

1-{(R)-3-[Cyclopropyl-(2-hydroxy-ethyl)-amino]-pyrrolidin-1-yl}-ethanone

1-(2-{[Cyclopropyl-(2-hydroxy-ethyl)-amino]-methyl}-piperidin-1-yl)-ethanone

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

N-{4-[(2-Amino-ethyl)-methyl-amino]-cyclohexyl}-acetamide

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

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

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

N-{4-[(2-Amino-ethyl)-cyclopropyl-amino]-cyclohexyl}-acetamide

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

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