英文别名Pidotimod Impurity E; (4S)-3-(5-Oxo-L-prolyl)-1,3-thiazolidine-4-carboxylic acid; [S-(R*,R*)]-3-[(5-Oxo-2-pyrrolidinyl)carbonyl]-4-thiazolidinecarboxylic acid; Pidotimod Impurity 3; 4S-Pidotimod; (4S)-3-[(2S)-5-OXOPYRROLIDINE-2-CARBONYL]-1,3-THIAZOLIDINE-4-CARBOXYLIC ACID; Pidotimod Impurity 5; Pidotimod, (4S,2S)-; 3-L-Pyroglutamyl-(S)-thiazolidine-4-carboxylic acid; 4-Thiazolidinecarboxylic acid, 3-[(5-oxo-2-pyrrolidinyl)carbonyl]-, [S-(R*,R*)]- 
