... })-1,2,3,6-tetrahydro-3,6-methanophthalicanhydride;(3at,7at)-3a,4,7,7a-tetrahydro-4r,7c-methano-isobenzofuran-1,3 ... -dione;3at,7at-3a,4,7,7a-tetrahydro-4r,7c-methano-isobenzofuran-1,3 ... -dione;4,7-Methanoisobenzofuran-1,3-dione, 3a,4,7,7a-tetrahydro-, (3aalpha,4beta,7beta,7aalpha)-;5-Norbornene ...