1,2,6,7-tetrahydro-3,4:8,9-dibenzopyrene

2,2'-(naphthalene-1,5-diyl)dibenzaldehyde

cisoid-anti-11,22-dimethoxy-2,13-dithia-[3.3](1,3)naphthalenophane

1,5-bis(bromomethyl)naphthalene