(2S,4S)-1-叔丁氧羰基-2-甲氧羰基-4-氯吡咯烷, (2S,4S)-1-tert-butyl 2-methyl-4-chloropyrrolidine-1,2-dicarboxylate

4-Phenoxybenzaldehyde

4-苯氧基苯甲醛

DL-Leucine

DL-亮氨酸

N-Benzyl-2-bromoacetamide

4-Methyl-1-piperidineacetonitrile

(S)-3-Carboxymethoxy-pyrrolidine-1-carboxylic acid tert-butyl ester

(R)-3-Carboxymethoxy-piperidine-1-carboxylic acid benzyl ester

(1-Benzyl-piperidin-2-ylmethoxy)-acetic acid

(1-Acetyl-pyrrolidin-3-ylmethoxy)-acetic acid

((R)-1-Methyl-piperidin-3-yloxy)-acetic acid