2 2 dimethyl 4 methyl pentane July 8, 2019 16 32 64 128 2 2 dimethyl 4 methylpentane structure 2 2 dimethyl 4 methylpentane 2 methyl 2 butanol 2 2-dimethylpentane 2 2-dimethyl-3-methylpentane 2 2-diethyl-4 4-dimethylpentane
