4 4 dimethyl heptanoic acid July 8, 2019 16 32 64 128 4 4-dimethyl-3-ethylheptane 4 4-dimethyl-5-ethyloctane 2 4-dimethylheptane 4 4-dimethylcyclohexane 4 4'-diamino-dicyclohexylmethane
