3LN0:
reference: The novel benzopyran class of selective cyclooxygenase-2 inhibitors. Part 2: The second clinical candidate having a shorter and favorable human half-life., Wang JL, Limburg D, Graneto MJ, Springer J, Hamper JR, Liao S, Pawlitz JL, Kurumbail RG, Maziasz T, Talley JJ, Kiefer JR, Carter J, Bioorg Med Chem Lett. 2010 Jul 24. PMID: 20709553

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