2-(2-methoxypropan-2-yl)cyclohexan-1-one

methyl 9,9-dimethoxynonanoate

Cbz-val-try甲酯

4-(2,2-dimethyl-1,3-dioxolan-4-yl)butan-1-ol

2,2,6-三甲基-1,3-氧硫杂环已烷