((R)-1-Acetyl-piperidin-3-yloxy)-acetic acid

(1-Acetyl-piperidin-4-ylmethoxy)-acetic acid

(1-Methyl-piperidin-4-ylmethoxy)-acetic acid

(4-Chloro-cyclohexylamino)-acetic acid

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

(4-Bromo-cyclohexylamino)-acetic acid

(3-Iodomethyl-pyrrolidin-1-yl)-acetic acid

[3-(Toluene-4-sulfonyloxy)-piperidin-1-yl]-acetic acid

[4-(Toluene-4-sulfonyloxymethyl)-piperidin-1-yl]-acetic acid

3-(2-Hydroxy-ethoxy)-piperidine-1-carboxylic acid tert-butyl ester

2-(2-Hydroxy-ethoxymethyl)-pyrrolidine-1-carboxylic acid benzyl ester

3-(2-Hydroxy-ethoxymethyl)-piperidine-1-carboxylic acid benzyl ester

2-(1-Benzyl-piperidin-3-ylmethoxy)-ethanol

1-[3-(2-Hydroxy-ethoxy)-piperidin-1-yl]-ethanone

1-[3-(2-Hydroxy-ethoxy)-pyrrolidin-1-yl]-ethanone