GOB Chemistry
i. 4,4-dimethylhex-2-yne
ii. 3-bromobut-1-yne
i. 4,4-dimethylhex-3-yne
ii. 3-bromobut-2-yne
i. 3,3-dimethylhex-2-yne
ii. 2-bromobut-1-yne
i. 3,3-dimethylhex-4-yne
ii. 2-bromobut-2-yne