(S)-N-[4-(Acetyl-ethyl-amino)-cyclohexyl]-2-amino-3-methyl-butyramide

(1R,4R)-(S)-N-[4-(Acetyl-ethyl-amino)-cyclohexyl]-2-amino-3-methyl-butyramide

(1R,4R)-(S)-N-[4-(Acetyl-isopropyl-amino)-cyclohexyl]-2-amino-3-methyl-butyramide

(1R,4R)-(S)-N-[4-(Acetyl-cyclopropyl-amino)-cyclohexyl]-2-amino-3-methyl-butyramide

((S)-3-Acetylamino-pyrrolidin-1-yl)-acetic acid

[2-(Acetylamino-methyl)-piperidin-1-yl]-acetic acid

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

[(S)-3-(Acetyl-ethyl-amino)-pyrrolidin-1-yl]-acetic acid

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

{4-[(Acetyl-ethyl-amino)-methyl]-piperidin-1-yl}-acetic acid

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

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

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

2-(2-Dimethylaminomethyl-pyrrolidin-1-yl)-ethanol

2-[3-(Isopropyl-methyl-amino)-pyrrolidin-1-yl]-ethanol