(S)-2-Amino-1-(4-dimethylaminomethyl-piperidin-1-yl)-propan-1-one

(S)-2-Amino-1-[(S)-3-(cyclopropyl-methyl-amino)-pyrrolidin-1-yl]-propan-1-one

(S)-2-Amino-1-{4-[(cyclopropyl-methyl-amino)-methyl]-piperidin-1-yl}-propan-1-one

(S)-2-Amino-1-(3-dimethylaminomethyl-pyrrolidin-1-yl)-3-methyl-butan-1-one

(S)-2-Amino-1-{(S)-2-[(isopropyl-methyl-amino)-methyl]-pyrrolidin-1-yl}-3-methyl-butan-1-one

(S)-2-Amino-1-{4-[(isopropyl-methyl-amino)-methyl]-piperidin-1-yl}-3-methyl-butan-1-one

(S)-2-Amino-1-{3-[(cyclopropyl-methyl-amino)-methyl]-piperidin-1-yl}-3-methyl-butan-1-one

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

{2-[(Isopropyl-methyl-amino)-methyl]-pyrrolidin-1-yl}-acetic acid

{3-[(Isopropyl-methyl-amino)-methyl]-piperidin-1-yl}-acetic acid

[2-(Cyclopropyl-methyl-amino)-cyclohexylamino]-acetic acid