1-[4-(2-Hydroxy-ethoxymethyl)-piperidin-1-yl]-ethanone

2-(1-Benzyl-pyrrolidin-3-yloxy)-ethylamine

2-(1-Methyl-pyrrolidin-3-ylmethoxy)-ethylamine

3-(2-Amino-ethoxy)-piperidine-1-carboxylic acid benzyl ester

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

2-(1-Methyl-piperidin-4-ylmethoxy)-ethylamine

1-(2-Chloro-acetyl)-pyrrolidin-3-one

2-Amino-N-(4-chloro-cyclohexyl)-acetamide

(R)-3-(2-Amino-acetylamino)-pyrrolidine-1-carboxylic acid tert-butyl ester

(S)-3-(2-Amino-acetylamino)-pyrrolidine-1-carboxylic acid tert-butyl ester

3-[(2-Amino-acetyl)-methyl-amino]-pyrrolidine-1-carboxylic acid tert-butyl ester