The title compound was synthesized efficiently in the solid state by exploiting pepsin catalysis. The ring systems are nearly coplanar. A short intramolecular S⋯O=C contact is observed. Click to show full abstract
The title compound was synthesized efficiently in the solid state by exploiting pepsin catalysis. The ring systems are nearly coplanar. A short intramolecular S⋯O=C contact is observed.
               
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