3,5-Hexadienoic acid, 6-[(3S)-3-[(1,1-dimethyl-2-propenyl)oxy]-3,4-dihydro-4,4-dimethyl-2H-1,5-benzodioxepin-7-yl]-4-methoxy-2-(methoxymethylene)-3-methyl-, methyl ester, (2E,3E,5E)- AIDS-112224 AIDS112224