5-[(E)-3-((2R,6S)-6-Benzyloxymethyl-tetrahydro-pyran-2-yl)-propenyl]-2,2-dimethyl-benzo[1,3]dioxin-4-one

2-[(2R,6S)-6-((R)-2-Benzyloxy-pent-4-enyl)-tetrahydro-pyran-2-yl]-2-methyl-propionic acid methyl ester

2-((2R,6S)-6-Methoxycarbonylmethyl-tetrahydro-pyran-2-yl)-2-methyl-propionic acid methyl ester

(R)-6-(tert-Butyl-dimethyl-silanyloxy)-3-hydroxy-2,2-dimethyl-hexanoic acid methyl ester

(R)-6-(tert-Butyl-dimethyl-silanyloxy)-3-((E)-2-methoxycarbonyl-vinyloxy)-2,2-dimethyl-hexanoic acid methyl ester