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Intermolecular interactions of (A) Nüzhenide oleoside (B) Oleuropein dimer (C) Dihydro oleuropein with SARS-CoV-2 spike protein-ACE-2 interface residues. Interaction with Lys417 of the spike protein is considered crucial for inhibition. Nature of bonds: black—hydrogen bonds; yellow—attractive charge; brown—π-alkyl; blue—alkyl-alkyl interactions.
