Crystal structure of ethyl 2-(2-{1-[<i>N</i>-(4-bromophenyl)-2-oxo-2-phenylacetamido]-2-<i>tert</i>-butylamino-2-oxoethyl}-1<i>H</i>-pyrrol-1-yl)acetate
Acta crystallographica. Section E, Crystallographic communications