英文别名(2S)-5-Amino-2-(4-nitro-1-oxo-1,3-dihydro-2H-isoindol-2-yl)-5-oxopentanoic acid; Lenalidomide Impurity 20; 2-(4-Nitro-1-oxoisoindolin-2-yl)-4-carbamoylbutanoic acid; Lenalidomide Impurity 0328; 2H-Isoindole-2-acetic acid, α-(3-amino-3-oxopropyl)-1,3-dihydro-4-nitro-1-oxo-, (αS)-; N-(1-oxo-4-nitroisoindolin-2-yl)-L-glutamine; Lenalidomide Impurity 48; Lenalidomide Impurity 31 
