(S)-2-Amino-3,N-dimethyl-N-[2-oxo-2-(1H-pyrrol-2-yl)-ethyl]-butyramide

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

(R)-3-Chloro-piperidine-1-carboxylic acid benzyl ester

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

(S)-3-(Toluene-4-sulfonyloxy)-pyrrolidine-1-carboxylic acid benzyl ester

(R)-3-(Toluene-4-sulfonyloxy)-piperidine-1-carboxylic acid benzyl ester

(R)-1-Benzyl-3-chloro-piperidine

(S)-1-Benzyl-3-bromo-piperidine

(R)-1-Benzyl-3-bromo-piperidine

1-Benzyl-3-iodomethyl-piperidine

Toluene-4-sulfonic acid 1-benzyl-piperidin-3-yl ester