1-(2-Hydroxymethyl-pyrrolidin-1-yl)-ethanone

1-(3-Chloro-piperidin-1-yl)-ethanone

1-((S)-2-Bromomethyl-pyrrolidin-1-yl)-ethanone

1-((S)-2-Iodomethyl-pyrrolidin-1-yl)-ethanone

1-((S)-3-Iodo-piperidin-1-yl)-ethanone

Toluene-4-sulfonic acid (S)-1-acetyl-piperidin-3-yl ester

(R)-3-Chloro-1-methyl-piperidine

3-Bromo-1-methyl-piperidine

(R)-3-Iodo-1-methyl-piperidine

Toluene-4-sulfonic acid 1-methyl-pyrrolidin-3-yl ester

(S)-2-Chloromethyl-pyrrolidine hydrochloride