苄基2-(氯甲酰基)-1-吡咯烷羧酸酯

(R)-pyrrolidine-1,2-dicarboxylic acid 1-phenyl ester

(R)-2-chlorocarbonylpyrrolidine-1-carboxylic acid phenyl ester

(R)-2-(5-bromo-1H-indole-3-carbonyl)pyrrolidine-1-carboxylic acid phenyl ester