(2E,6E,8E)-(4R,10S,11R,12S)-11-(4-Methoxy-benzyloxy)-2,4,6,8,10,12-hexamethyl-5-oxo-docosa-2,6,8-trienoic acid allyl ester

allyl (2E,4R,5S,6E,8E,10S,11R,12S)-2,4,6,8,10,12-hexamethyl-5-hydroxy-11-(4-methoxybenzyloxy)-2,6,8-docosatrienoate