142534-71-2 2,3,5,6,8,8,10,10-Octachlorobornane 2-Ocbn 2-exo,3-endo,5-exo,6-endo,8,8,10,10-Octachlorobornane Bicyclo(2.2.1)heptane, 2,3,5,6-tetrachloro-1,7-bis(dichloromethyl)-7-methyl-, (2-endo,3-exo,5-endo,6-exo,7-anti)- Bicyclo(2.2.1)heptane, 2,3,5,6-tetrachloro-1,7-bis(dichloromethyl)-7-methyl-, (2R,3R,5R,6R,7R)-rel-