ethyl 3-(2-nitrophenyl)prop-2-enoate

3-(2-nitrophenyl)acrylic acid ethyl ester

N-propylglycine ethyl ester

ethyl 1-benzotriazolylacetate

(S)-乙基2-((7-((叔-丁氧羰基)氨基)-5,6,7,8-四氢萘-2-基)氧基)乙酸酯