(S)-2-Amino-N-cyclopropyl-3-methyl-N-[2-oxo-2-(1H-pyrrol-2-yl)-ethyl]-butyramide

(S)-2-Formyl-pyrrolidine-1-carboxylic acid benzyl ester

2-Bromomethyl-pyrrolidine-1-carboxylic acid benzyl ester

1-Cbz-3-(溴甲基)哌啶, 3-Bromomethyl-piperidine-1-carboxylic acid benzyl ester

3-Iodo-piperidine-1-carboxylic acid benzyl ester

(S)-3-(Toluene-4-sulfonyloxy)-piperidine-1-carboxylic acid benzyl ester

(R)-1-Benzyl-3-chloro-pyrrolidine

Benzyl-(4-chloro-cyclohexyl)-amine

1-Benzyl-3-iodo-pyrrolidine

Toluene-4-sulfonic acid 1-benzyl-pyrrolidin-3-yl ester

Toluene-4-sulfonic acid (S)-1-benzyl-piperidin-3-yl ester