Synonyms: 2,3b-Methano-3bH-cyclopenta(1,3)cyclopropa(1,2)benzene-7-carboxaldehyde, octahydro-1,1,4,4-tetramethyl-;Octahydro-7,7,8,8-tetramethyl-2,3b-methano-3bH-cyclopenta(1,3)cyclopropa(1,2)benzene-4-carboxaldehyde;2,3b-Methano-3bH-cyclopenta(1,3)cyclopropa(1,2)benzene-4-carboxaldehyde, octahydro-7,7,8,8-tetramethyl-;Octahydro-7,7,8,8-tetramethyl-2,3b-methano-3bH-cyclopenta(1,3)cyclopropa(1,2)benzene-4-carbaldehyde;7,7,8,8-tetramethyloctahydro-2,3b-methanocyclopenta[1,3]cyclopropa[1,2]benzene-4-carbaldehyde