| 4KV8: reference: N- versus O-alkylation: Utilizing NMR methods to establish reliable primary structure determinations for drug discovery., Laplante SR, Bilodeau F, Aubry N, Gillard JR, O'Meara J, Coulombe R, Bioorg Med Chem Lett. 2013 Aug 15;23(16):4663-8. doi: 10.1016/j.bmcl.2013.06.007., Epub 2013 Jun 12. PMID: 23809849 |
This OCA 
Structure page
uses Jmol,
developed by the Jmol Development Team
(documentation).