13382-89-3 3,5-Dichloro-8-thiatricyclo(2.2.1.1(sup 2,6))octane oxide 4-Thiatricyclo(3.2.1.0(3,6))octane, 2,8-dichloro-, 4-oxide 8-Thiatricyclo(2.2.1.1(sup 2,6))octane, 3,5-dichloro-, 8-oxide