(3R,5S,6S)-6-((E)-(S)-4-Benzyloxymethoxy-1-methyl-but-2-enyl)-3,5-dimethyl-tetrahydro-pyran-2-one

(E)-(4S,5R)-4-Methyl-5-(tetrahydro-pyran-2-yloxy)-hept-2-enoic acid methyl ester