2JAL:
reference: Structural basis for cyclophellitol inhibition of a beta-glucosidase., Gloster TM, Madsen R, Davies GJ, Org Biomol Chem. 2007 Feb 7;5(3):444-6. Epub 2006 Dec 14. PMID: 17252125

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