1,5-bis(1,5-dioxaspiro[5.5]undecan-3-yl)-1-hydroxypentan-3-one

2-(methoxymethyl)pent-4-enoic acid

5-(iodomethyl)oxolan-2-ol

5-(chloromethyl)oxolan-2-ol

4-methyl-2-prop-2-enylpent-4-enoic acid