4YNB:
reference: New Antibiotic Candidates against Helicobacter pylori., Wang S, Cameron SA, Clinch K, Evans GB, Wu Z, Schramm VL, Tyler PC, J Am Chem Soc. 2015 Nov 18;137(45):14275-80. doi: 10.1021/jacs.5b06110. Epub 2015, Nov 9. PMID: 26494017

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