(1S,2S,3S,4R)-3-[(1S)-1-acetamido-2-ethylbutyl]-4-(diaminomethylideneamino)-2-hydroxycyclopentane-1-carboxylic acid;hydrate
Peramivir is a cyclopentane derivative with activity against influenza A and B viruses. Peramivir is a neuraminidase inhibitor which prevents normal processing of virus particles such that virus particles are not released from infected cells.