(S)-2-Amino-N-(1-benzyl-piperidin-2-ylmethyl)-N-isopropyl-propionamide

(1R,4R)- [(4-Acetylamino-cyclohexyl)-methyl-amino]-acetic acid

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

[(1-Acetyl-piperidin-2-ylmethyl)-ethyl-amino]-acetic acid

[(1-Acetyl-piperidin-2-ylmethyl)-isopropyl-amino]-acetic acid

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

[(1-Acetyl-piperidin-2-ylmethyl)-cyclopropyl-amino]-acetic acid

[(1-Acetyl-piperidin-3-ylmethyl)-isopropyl-amino]-acetic acid

1-{(S)-2-[(2-Hydroxy-ethylamino)-methyl]-pyrrolidin-1-yl}-ethanone

1-{4-[(2-Hydroxy-ethylamino)-methyl]-piperidin-1-yl}-ethanone

N-[4-(2-Hydroxy-ethylamino)-cyclohexyl]-acetamide