2 6-dimethyloct-3-yne July 8, 2019 16 32 64 128 2 6-dimethyl-7-octen-2-ol 2 6-octadiene 2 6-dimethyl- 2 6-dimethyloct-7-en-2-ol 2 6-dimethyl-1 3 5 7-octatetraene