6-甲基-6-庚烯-2-酮

ethyl 2-methyl-6-oxoheptanoate

3,7-dimethylocta-2,7-dien-1-ol

2-methyl-2-[3-(2-methyloxiran-2-yl)propyl]-1,3-dioxolane

2-(4-methyl-4-pentenyl)-2-methyl-1,3-dioxolane