英文同义词: | methyl (1R,2S,3R,4R)-3-((S)-1-acetamido-2-ethylbutyl)-4- amino-2-hydroxycyclopentane-1-carboxylate;methyl (1R,2S,3R,4R)-3-((S)-1-acetamido-2-ethylbutyl)-4- amino-2-hydroxycyclopentane-1-carboxylate hydrochloride;Paramivir impurity 31;Peramivir Impurity 31;(1S,2S,3R,4R)-3-((S)-1-acetamido-2-ethylbutyl)-2-hydroxy-4-ureidocyclopentanecarboxylic acid |