(R)-3-Carboxymethoxy-pyrrolidine-1-carboxylic acid benzyl ester

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

(1-Benzyl-pyrrolidin-2-ylmethoxy)-acetic acid

(4-Benzylamino-cyclohexyloxy)-acetic acid

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

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

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

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

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

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

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