1H-Cyclopenta[c]furan-1,3(3aH)-dione, tetrahydro-, (3aR,6aS)-rel-
1H-Cyclopenta[c]furan-1,3(3aH)-dione, tetrahydro-, cis-
rel-(3aR,6aS)-Tetrahydro-1H-cyclopenta[c]furan-1,3(3aH)-dione
cis-1,2-Cyclopentanedicarboxylic anhydride
cis-Cyclopentane-1,2-dicarboxylic acid anhydride
1,2-cis-Cyclopentanedicarboxylic anhydride