2 5-dimethylhexa-1 4-diene July 8, 2019 16 32 64 128 2 5 dimethylhexane 1 4 diene 2 5 dimethylhexa 1 4 diene 2 4-dimethyl-1 4-hexadiene 2 5-dimethylhexane 2 4-dimethylhexane 2 5-dimethyl-2 4-hexadiene
