(4S,5S)-4-Hydroxy-5-methyl-tetrahydro-pyran-2-one

(4S,5S)-5-methyltetrahydro-2H-pyran-2,4-diol

methyl (S)-2-((1R,2S)-1,3-dihydroxy-2-methylpropyl)pent-4-enoate

(4S,5S)-2-(4-methoxyphenyl)-5-methyl-4-((S)-pent-4-en-2-yl)-1,3-dioxane