(S)-1-(4-hydroxy-5-methoxy-2-nitrobenzoyl)pyrrolidine-2-carbaldehyde

4-Hydroxy-5-methoxy-2-nitro-benzoyl chloride

2-硝基-4-苄氧基-5-甲氧基苯甲酸

L-脯氨醇

1-[2-azido-4-(benzyloxy)-5-methoxybenzoyl]prolinal