Ethyl 7′-(6-benzyloxy-2,2-dimethyltetrahydrofuro[3,2-<i>d</i>][1,3]dioxol-5-yl)-2-oxo-5′,6′,7′,7a'-tetrahydro-1′<i>H</i>,2<i>H</i>-spiro[acenaphthylene-1,5′-pyrrolo[1,2-<i>c</i>][1,3]thiazole]-6′-carboxylate
Acta crystallographica. Section E