methyl 1-(2-hydroxypropan-2-yl)cyclopentane-1-carboxylate

methyl 1-prop-1-en-2-ylcyclopentane-1-carboxylate

6-溴己酸异丙酯

1-hexylazepan-2-one

6-(tert-butyldimethyl)siloxyhexanoic benzyl ester