3 5-dimethylhexane structure July 8, 2019 16 32 64 128 3 5 dimethylhexane structure 3 ethyl 2 5 dimethylhexane structure 2 chloro 3 5 dimethylhexane structure 3 5 dimethylhexane 135 triol structure 5 bromo 2 3 dimethylhexane structure 3 methylhexane 3 5-dimethylhexane