Synonyms: 4,7-methano-1h-indene, 3a,4,7,7a-tetrahydro-, polymer with ethene, 5-ethylidene;4,7-Methano-1H-indene, 3a,4,7,7a-tetrahydro-, polymer with ethene, 5-ethylidenebicyclo[2.2.1]hept-2-ene and 1-propene;7-methano-1h-indene, 3a,4,7,7a-tetrahydro- polymer;bicyclo[2.2.1]hept-2-ene and 1-propene