2157-19-9 5-Norbornene-2,3-dimethanol, 1,4,5,6,7,7-hexachloro- Bicyclo[2.2.1]hept-5-ene-2,3-dimethanol, 1,4,5,6,7,7-hexachloro- Chlorendic diol Endodiol Endosulfan alcohol Endosulfandiol NSC11682 Thiodandiol