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

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

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

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

(2-tert-Butoxycarbonylamino-cyclohexylamino)-acetic acid

2-((1-(叔丁氧基羰基)哌啶-3-基)(甲基)氨基)乙酸, 3-(Carboxymethyl-methyl-amino)-piperidine-1-carboxylic acid tert-butyl ester

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

(1R,4R)-[(4-tert-Butoxycarbonylamino-cyclohexyl)-ethyl-amino]-acetic acid

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

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

(S)-3-(2-Chloro-acetylamino)-pyrrolidine-1-carboxylic acid tert-butyl ester