5A2S:
reference: Potent, Selective, and CNS-Penetrant Tetrasubstituted Cyclopropane Class IIa Histone Deacetylase (HDAC) Inhibitors., Luckhurst CA, Breccia P, Stott AJ, Aziz O, Birch HL, Burli RW, Hughes SJ, Jarvis RE, Lamers M, Leonard PM, Matthews KL, McAllister G, Pollack S, Saville-Stones E, Wishart G, Yates D, Dominguez C, ACS Med Chem Lett. 2015 Dec 10;7(1):34-9. doi: 10.1021/acsmedchemlett.5b00302., eCollection 2016 Jan 14. PMID: 26819662

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