4FM5:
reference: Substrate-Selective Inhibition of Cyclooxygenase-2: Development and Evaluation of Achiral Profen Probes., Windsor MA, Hermanson DJ, Kingsley PJ, Xu S, Crews BC, Ho W, Keenan CM, Banerjee S, Sharkey KA, Marnett LJ, ACS Med Chem Lett. 2012 Sep 13;3(9):759-763. Epub 2012 Aug 15. PMID: 22984634

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