has role acaricide cyclodiene organochlorine insecticide agrochemical GABA-gated chloride channel antagonist cyclic sulfite ester endosulfan A cyclic sulfite ester that is 1,5,5a,6,9,9a-hexahydro-6,9-methano-2,4,3-benzodioxathiepine 3-oxide substituted by chloro groups at positions 6, 7, 8, 9, 10 and 10. CHEBI:4791 persistent organic pollutant