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

1-{4-[(2-Hydroxy-ethyl)-isopropyl-amino]-piperidin-1-yl}-ethanone

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

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

1-{4-[(2-Amino-ethyl)-ethyl-amino]-piperidin-1-yl}-ethanone

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

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

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

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

(1R,4R)- (4-Dimethylamino-cyclohexylamino)-acetic acid

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