3-{[(2-Amino-ethyl)-isopropyl-amino]-methyl}-piperidine-1-carboxylic acid benzyl ester

(S)-2-Amino-1-(2-methoxymethyl-pyrrolidin-1-yl)-3-methyl-butan-1-one

(S)-2-Amino-1-(4-methoxymethyl-piperidin-1-yl)-3-methyl-butan-1-one

(R)-3-Carboxymethylsulfanyl-piperidine-1-carboxylic acid tert-butyl ester

3-Carboxymethylsulfanyl-pyrrolidine-1-carboxylic acid benzyl ester

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

(4-Benzyloxycarbonylamino-cyclohexylsulfanyl)-acetic acid

3-(2-Hydroxy-ethylsulfanyl)-pyrrolidine-1-carboxylic acid benzyl ester

2-(2-Hydroxy-ethylsulfanylmethyl)-pyrrolidine-1-carboxylic acid benzyl ester

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

(R)-3-(2-Amino-ethylsulfanyl)-piperidine-1-carboxylic acid tert-butyl ester