(4E,8E,12E)-14-[3,4-Dimethyl-5-(tetrahydro-pyran-2-yloxy)-2-(2-trimethylsilanyl-ethoxymethoxy)-phenyl]-4,8,12-trimethyl-tetradeca-4,8,12-trien-1-ol

(4E,8E,12Z)-14-[3,4-Dimethyl-5-(tetrahydro-pyran-2-yloxy)-2-(2-trimethylsilanyl-ethoxymethoxy)-phenyl]-4,8,12-trimethyl-tetradeca-4,8,12-trienal