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

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

(S)-2-Amino-N-[2-(cyclopropyl-methyl-amino)-cyclohexyl]-propionamide

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

(S)-2-Amino-1-(3-dimethylamino-piperidin-1-yl)-3-methyl-butan-1-one

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

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

((S)-2-Dimethylaminomethyl-pyrrolidin-1-yl)-acetic acid

[3-(Isopropyl-methyl-amino)-pyrrolidin-1-yl]-acetic acid

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

[(R)-3-(Cyclopropyl-methyl-amino)-pyrrolidin-1-yl]-acetic acid