3K5F:
reference: Structure-based design and synthesis of novel P2/P3 modified, non-peptidic beta-secretase (BACE-1) inhibitors., Hanessian S, Shao Z, Betschart C, Rondeau JM, Neumann U, Tintelnot-Blomley M, Bioorg Med Chem Lett. 2010 Mar 15;20(6):1924-7. Epub 2010 Feb 2. PMID: 20172717

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