2QGE:
reference: Biochemical and structural evaluation of highly selective 2-arylbenzoxazole-based transthyretin amyloidogenesis inhibitors., Johnson SM, Connelly S, Wilson IA, Kelly JW, J Med Chem. 2008 Jan 24;51(2):260-70. Epub 2007 Dec 21. PMID: 18095641

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