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

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

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

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

(S)-2-(2-Amino-ethylsulfanylmethyl)-pyrrolidine-1-carboxylic acid tert-butyl ester

(S)-2-(2-Amino-ethylsulfanylmethyl)-pyrrolidine-1-carboxylic acid benzyl ester

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

[4-(2-Amino-ethylsulfanyl)-cyclohexyl]-carbamic acid benzyl ester

(1R,4R)-(4-tert-Butoxycarbonylamino-cyclohexylamino)-acetic acid

2-[(Carboxymethyl-methyl-amino)-methyl]-piperidine-1-carboxylic acid tert-butyl ester

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

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

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

4-[(Carboxymethyl-isopropyl-amino)-methyl]-piperidine-1-carboxylic acid tert-butyl este

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