2OHO:
reference: Structural basis for glutamate racemase inhibition., Kim KH, Bong YJ, Park JK, Shin KJ, Hwang KY, Kim EE, J Mol Biol. 2007 Sep 14;372(2):434-43. Epub 2007 May 10. PMID: 17658548

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