| 3LOX: reference: The introduction of P4 substituted 1-methylcyclohexyl groups into Boceprevir: a change in direction in the search for a second generation HCV NS3 protease inhibitor., Bennett F, Huang Y, Hendrata S, Lovey R, Bogen SL, Pan W, Guo Z, Prongay A, Chen KX, Arasappan A, Venkatraman S, Velazquez F, Nair L, Sannigrahi M, Tong X, Pichardo J, Cheng KC, Girijavallabhan VM, Saksena AK, Njoroge FG, Bioorg Med Chem Lett. 2010 Apr 15;20(8):2617-21. Epub 2010 Feb 19. PMID: 20303756 |
This OCA 
Structure page
uses Jmol,
developed by the Jmol Development Team
(documentation).