| Synonyms: | Peramivir Impurity 1;(1S,2S,3S,4R)-3-[(1R)-1-amino-2-ethylbutyl]-4[[(1,1-dimethylethoxy)carbonyl]amino]-2- Methyl hydroxycyclovalerate;Cyclopentanecarboxylic acid, 3-[(1R)-1-amino-2-ethylbutyl]-4-[[(1,1-dimethylethoxy)carbonyl]amino]-2-hydroxy-, methyl ester, (1S,2S,3S,4R)-;methyl (1S,2S,3S,4R)-3-((R)-1-amino-2-ethylbutyl)-4-((tert-butoxycarbonyl)amino)-2- hydroxycyclopentane-1-carboxylate |