1 2 3 4 5 6 hexachlorocyclohexane common name July 8, 2019 16 32 64 128 1 2 3 4 5 6-hexachlorocyclohexan 1 2 3 4 5 6-hexachlorcyclohexan Δ-1 2 3 4 5 6-hexachlorocyclohexane 1 2 3 4 5 6-hexachlorocyclohexane stereoisomers