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

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

(2S*,3R*)-2,4-dimethyl-4-pentene-1,3-diol

(4R,5R)-2,2,5-trimethyl-4-(prop-1-en-2-yl)-1,3-dioxane