1,1a,2,2,3,3a,4,5,5,5a-Decachlorooctahydro-1,3,4-metheno-1H-cyclobuta(cd)pentalene 1,3,4-Metheno-1H-cyclobuta(cd)pentalene, 1,1a,2,2,3,3a,4,5,5,5a-decachlorooctahydro- 2,8-Dihydromirex 57096-48-7