(S)-5-{(4R,5R)-5-[(E)-(S)-2-(tert-Butyl-dimethyl-silanyloxy)-3-methyl-4-(2-methyl-thiazol-4-yl)-but-3-enyl]-2,2,4-trimethyl-[1,3]dioxolan-4-yl}-2-methyl-pentanal