7,13b-Dihydro-3H-cyclohepta[a]anthracene-8,13-dione

3,3'-(1,2-Ethandiyl)bis-1,3,5-cycloheptatrien

1,3,6-Cycloheptatrien-1-carbaldehyd

7,9a-Dihydro-3H-benzocycloheptene-1,2-dicarboxylic acid dimethyl ester

(1S,2R,4S,5R)-8-Vinyl-tricyclo[3.2.2.02,4]non-8-ene-6,6,7,7-tetracarbonitrile