(6R)-2,6-anhydro-3,4,5-trideoxy-6-[(2S)-2,3-dihydroxypropanoyl]-3-fluoro-5-[(2-methylpropanoyl)amino]-4-triaza-1,2-dien -2-ium-1-yl-L-gulonic acid

G8G134 — Hemagglutinin-neuraminidase