(S)-3-Carboxymethoxy-piperidine-1-carboxylic acid benzyl ester

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

(1-Methyl-piperidin-3-yloxy)-acetic acid

(4-Dimethylamino-cyclohexyloxy)-acetic acid

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

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

[4-(Toluene-4-sulfonyloxy)-cyclohexylamino]-acetic acid

2-(2-Hydroxy-ethoxymethyl)-pyrrolidine-1-carboxylic acid tert-butyl ester

[4-(2-Hydroxy-ethoxy)-cyclohexyl]-carbamic acid tert-butyl ester

2-(1-Benzyl-piperidin-4-yloxy)-ethanol

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