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

1-Acetyl-pyrrolidine-2-carbaldehyde

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