5W26:
reference: Structural and Functional Analysis of Anti-Influenza Activity of 4-, 7-, 8- and 9-Deoxygenated 2,3-Difluoro-N-acetylneuraminic Acid Derivatives., McKimm-Breschkin JL, Barrett S, Pilling PA, Hader S, Watts AG, Streltsov VA, J Med Chem. 2018 Feb 15. doi: 10.1021/acs.jmedchem.7b01467. PMID: 29397718

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