((4-ethyl-4-methylcyclopent-1-ene-1,2-diyl)bis(oxy))bis(trimethylsilane)

2-ethyl-2-methyl-4-oxopentanal

2-ethyl-2-methylpent-4-enal

1-(allyloxy)-2-methylbut-1-ene

3-乙基-3-甲基戊二酸