英文别名D-Proline, 4-hydroxy-, ethyl ester, cis- (9CI); (2R,4R)-4-hydroxy-2-pyrrolidinecarboxylic acid ethyl ester; D-Proline, 4-hydroxy-, ethyl ester, (4R)-; (4R)-4-hydroxy-D-proline ethyl ester; 4-hydroxy-D-proline ethyl ester; (2R,4R)-4-hydroxyproline ethyl ester; 4-hydroxy-pyrrolidine-2-carboxylic acid ethyl ester; (2R,4R)-4-Hydroxy-pyrrolidine-2-carboxylic Acid Ethyl Ester; cis-4-Hydroxy-D-proline ethyl ester 
