5I0B:
reference: The discovery and the structural basis of an imidazo[4,5-b]pyridine-based p21-activated kinase 4 inhibitor., Park JK, Kim S, Han YJ, Kim SH, Kang NS, Lee H, Park S, Bioorg Med Chem Lett. 2016 Jun 1;26(11):2580-3. doi: 10.1016/j.bmcl.2016.04.037. , Epub 2016 Apr 16. PMID: 27117431

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