(S)-2-((S)-2-oxo-4-propylpyrrolidin-1-yl)butanamide; (4S)-Brivaracetam; (?S,4S)-?-Ethyl-2-oxo-4-propyl-1-pyrrolidineacetamide
(S)-2-((S)-2-oxo-4-propylpyrrolidin-1-yl)butanamide; (4S)-Brivaracetam; (?S,4S)-?-Ethyl-2-oxo-4-propyl-1-pyrrolidineacetamide