3-(2-Chloro-1-(chloro(difluoro)methyl)-2,2-difluoroethylidene)bicyclo[2.2.1]heptan-2-one 35474-70-5 AIDS-127408 AIDS127408 NSC162062 {Bicyclo[2.2.1]heptan-2-one,} {3-[2-chloro-1-(chlorodifluoromethyl)-2,2-difluoroethylidene]-}