R )- 2 3 5 trimethylhexane July 8, 2019 16 32 64 128 (r)-2 2 3-trimethyloxirane 2 3 5-trimethylhex-2-ene 2 3 4 – trimethyl-1-hexene 2 3 5-trimethylhexane 2 4 5 trimethyl-3- propylhexan