1NDV:
reference: A highly potent non-nucleoside adenosine deaminase inhibitor: efficient drug discovery by intentional lead hybridization., Terasaka T, Kinoshita T, Kuno M, Nakanishi I, J Am Chem Soc 2004 Jan 14;126(1):34-5. PMID: 14709046

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