5,6,6a,7,7a,8,9,10,11,11a,12,12a-dodecahydro-benz[a]anthracene

1-benzyl-2-methyl-naphthalene

4,4a,5,6,8,9,10,11-octahydro-3H-benz[a]anthracen-2-one

7,7a,8,9,10,11,11a,12-octahydro-benz[a]anthracene

1,2-二氢萘