115-28-6 5-Norbornene-2,3-dicarboxylic acid, 1,4,5,6,7,7-hexachloro- Bicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid, 1,4,5,6,7,7-hexachloro- Chlorendic acid HET acid Hexachloroendomethylenetetrahydrophthalic acid Kyselina 3,6-endomethylen-3,4,5,6,7,7-hexachlor-.delta.(sup 4)-tetrahyroftalova Kyselina het NCI-C55072 NSC41876 WLN: L55 A CUTJ AG AG BG CG DG EG FVQ GVQ