英文同义词: | 1,1'-(ethylene)bis[5-oxopyrrolidine-3-carboxylic] acid;1,1'-ethylenebis(5-oxo-3-pyrrolidinecarboxylic acid);1,1'-(1,2-Ethanediyl)bis(5-oxo-3-pyrrolidinecarboxylic acid);Einecs 220-427-8;5,5'-dioxo-1,1'-ethane-1,2-diyl-bis-pyrrolidine-3-carboxylic acid;3-Pyrrolidinecarboxylic acid, 1,1'-(1,2-ethanediyl)bis[5-oxo- |