Similar names: (1aR,1bR,2S,5R,5aS,6R,6aR)-rel-2,3,4,5,6,7,7-Heptachloro-1a,1b,5,5a,6,6a-hexahydro-2,5-methano-2H-indeno[1,2-b]oxirene; (1aα,1bα,2β,5β,5aα,6α,6aα)-2,3,4,5,6,7,7-Heptachloro-1a,1b,5,5a,6,6a-hexahydro-2,5-methano-2H-indeno[1,2-b]oxirene; endo,endo-1,4,5,6,7,8,8-Heptachloro-2,3-epoxy-3a,4,7,7a-tetrahydro-4,7-methanoindan; (±)-trans-Heptachlor epoxide; Heptachlor endo-epoxide; Heptachlor epoxide A; Heptachlor trans-oxide; trans-Heptachlor epoxide