[(1-Acetyl-piperidin-3-yl)-cyclopropyl-amino]-acetic acid

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

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

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

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

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

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

(1R,4R)-N-{4-[(2-Amino-ethyl)-isopropyl-amino]-cyclohexyl}-acetamide

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

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

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