(E)-(S)-4-((4R,5R)-2,2,5-Trimethyl-[1,3]dioxan-4-yl)-pent-2-en-1-ol

(-)-(2R,3S,4R)-3,5-dihydroxy-2,4-dimethylpentanal 3,5-acetonide

ethyl (4R,2E)-5-(benzyloxy)-4-methylpent-2-enoate

(+)-(2R,3S,4S)-1,3,5-trihydroxy-2,4-dimethylpentane 3,5-acetonide