Noreximide

cis-exo-5-Norbornene-2,3-dicarboximide

3aα,4,7,7aα-Tetrahydro-4β,7β-methanoisoindoline-1,3-dione

3aα,4,7,7aα-Tetrahydro-4β,7β-methano-1H-isoindole-1,3(2H)-dione