(E)-(5R,7R,8S)-7-(tert-Butyl-dimethyl-silanyloxy)-1-(4-methoxy-benzyloxy)-8-methyl-undeca-2,10-dien-5-ol

2-Allyl-6-methoxy-benzoic acid (1S,3R,4S)-3-(tert-butyl-dimethyl-silanyloxy)-1-[(E)-4-(4-methoxy-benzyloxy)-but-2-enyl]-4-methyl-hept-6-enyl ester