3-ethyl-3-methyl-2,4-dihydro-1H-naphthalene

1-ethenyl-2-propa-1,2-dienylbenzene

4,5-苯并三环[4.1.0.01,3]庚-4-烯

异戊基苯

(4aS,9aR)-1,2,3,4,4a,9,9a,10-octahydroanthracene