英文名称:4,7-Methano-1H-indene, 3a,4,7,7a-tetrahydro-, polymer with ethene, 5-ethylidenebicyclo(2.2.1)hept-2-ene and 1-propene; 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; bi