2,5-dimethylhex-3-en-2-ol

lithium,1,1,2-trifluoroethene

1-(1-methylcyclopent-2-en-1-yl)ethanone

3-(1-methylcyclopropyl)butan-2-one

2-bromo-1-[tert-butyl(dimethyl)silyl]-3-methylbut-2-en-1-one