3HHK:
reference: Substituted benzothiadizine inhibitors of Hepatitis C virus polymerase., Shaw AN, Tedesco R, Bambal R, Chai D, Concha NO, Darcy MG, Dhanak D, Duffy KJ, Fitch DM, Gates A, Johnston VK, Keenan RM, Lin-Goerke J, Liu N, Sarisky RT, Wiggall KJ, Zimmerman MN, Bioorg Med Chem Lett. 2009 Aug 1;19(15):4350-3. Epub 2009 May 28. PMID: 19515564

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