4W9S:
reference: Phenyl Substituted 4-Hydroxypyridazin-3(2H)-ones and 5-Hydroxypyrimidin-4(3H)-ones: Inhibitors of Influenza A Endonuclease., Sagong HY, Bauman JD, Patel D, Das K, Arnold E, LaVoie EJ, J Med Chem. 2014 Sep 29. PMID: 25225968

This OCA Structure page
uses Jmol, developed by the Jmol Development Team (documentation).