1,5:2,4-Dimethanopentalene, 1,2,5,6,6,6a,7,8-octachlorooctahydro-, (1alpha,2alpha,3aalpha,4beta,5alpha,6aalpha,7R*,8R*)- 33442-85-2 52917-96-1 67672-92-8 Photochlordane cis-Photochlordane