4 8 dimethylnona 1 3 7 triene July 8, 2019 16 32 64 128 E )- 4 8 dimethylnona 1 3 7 triene 2 7 8-trimethyldecane 4 4 dimethyl pent-1-ene 4 4-dimethyl-3-ethylheptane 4 4 dimethylheptan 3 3-dimethyl-4-octyne
