3EQB:
reference: 2-Alkylamino- and alkoxy-substituted 2-amino-1,3,4-oxadiazoles-O-Alkyl benzohydroxamate esters replacements retain the desired inhibition and selectivity against MEK (MAP ERK kinase)., Warmus JS, Flamme C, Zhang LY, Barrett S, Bridges A, Chen H, Gowan R, Kaufman M, Sebolt-Leopold J, Leopold W, Merriman R, Ohren J, Pavlovsky A, Przybranowski S, Tecle H, Valik H, Whitehead C, Zhang E, Bioorg Med Chem Lett. 2008 Oct 7. PMID: 18951019

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