Synonyms: 1H-Benzimidazole,4,5-dichloro-2-(trifluoromethyl)- (9CI); Benzimidazole, 4,5(or6,7)-dichloro-2-(trifluoromethyl)- (7CI); Benzimidazole,4,5-dichloro-2-(trifluoromethyl)- (8CI);4,5-Dichloro-2-trifluoromethylbenzimidazole; Chlorflurazole; Chloroflurazole;NC 3363