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

4-Carboxymethylsulfanylmethyl-piperidine-1-carboxylic acid benzyl ester

(S)-3-(2-Hydroxy-ethylsulfanyl)-piperidine-1-carboxylic acid tert-butyl ester

3-(2-Hydroxy-ethylsulfanylmethyl)-piperidine-1-carboxylic acid benzyl ester

4-(2-Amino-ethylsulfanyl)-piperidine-1-carboxylic acid tert-butyl ester

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

4-(2-Amino-ethylsulfanyl)-piperidine-1-carboxylic acid benzyl ester

3-(Carboxymethyl-amino)-piperidine-1-carboxylic acid tert-butyl ester

3-(Carboxymethyl-ethyl-amino)-pyrrolidine-1-carboxylic acid tert-butyl ester

(S)-3-(Carboxymethyl-methyl-amino)-piperidine-1-carboxylic acid tert-butyl ester

(S)-3-(Carboxymethyl-isopropyl-amino)-pyrrolidine-1-carboxylic acid tert-butyl ester