Synonyms: 1,4-Ethano-5,8-methanonaphthalene,5,6,7,8,9,9-hexachloro-2,3-epoxy-1,2,3,4,4a,5,8,8a-octahydro- (7CI);2,7-Ethano-3,6-methanonaphth[2,3-b]oxirene,3,4,5,6,10,10-hexachloro-1a,2,2a,3,6,6a,7,7a-octahydro-, (1aa,2b,2ab,3a,6a,6ab,7b,7aa)-; Homoendrin