(2E)-5-methyl-2-hexenal

trans-5-methylhex-2-en-1-ol

5-甲基己基-2-丁烯酸乙酯

3-氧代戊酸甲酯

5-(1-hydroxypropylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione