tert-Butyl-{(2R,5R)-5-[(1R,4S)-1-(4-methoxy-benzyloxy)-4-methoxymethoxy-4-methyl-hex-5-enyl]-2-methyl-tetrahydro-furan-2-ylmethoxy}-dimethyl-silane

3-((S)-2,2,4-Trimethyl-[1,3]dioxolan-4-yl)-propionaldehyde