(4-tert-Butoxycarbonylamino-cyclohexyloxy)-acetic acid

3-Carboxymethoxymethyl-pyrrolidine-1-carboxylic acid benzyl ester

((S)-1-Benzyl-pyrrolidin-3-yloxy)-acetic acid

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

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

((R)-1-Methyl-pyrrolidin-3-yloxy)-acetic acid

(1-Methyl-piperidin-2-ylmethoxy)-acetic acid

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

3-Bromo-pyrrolidin-1-yl)-acetic acid

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

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

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

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

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

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