1 2 3 4 5 6-hexachloro cykloheksan July 8, 2019 16 32 64 128 1 2 3 4 5 6-heksachlorocykloheksan 1 2 3 4 5 6-cyclohexanehexol 1 2 3 4 5 6-hexachlorocyclohexane stereoisomers 1 2 3 4 5 6-hexabromocyclohexane