4-(2-Amino-acetylamino)-piperidine-1-carboxylic acid tert-butyl ester

2-Carboxymethoxymethyl-piperidine-1-carboxylic acid benzyl ester

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

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

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

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

(4-Bromo-cyclohexylamino)-acetic acid

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

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

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

2-(1-Benzyl-pyrrolidin-2-ylmethoxy)-ethanol