1EAU:
reference: Nonpeptidic inhibitors of human leukocyte elastase. 6. Design of a potent, intratracheally active, pyridone-based trifluoromethyl ketone., Bernstein PR, Gomes BC, Kosmider BJ, Vacek EP, Williams JC, J Med Chem 1995 Jan 6;38(1):212-5. PMID: 7837235

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