3-bromo-2-<4-(ethoxycarbonyl)-3-hydroxy-5-hexenyl>-4,6-dimethoxy-1-(methoxymethoxy)-5-methylbenzene

(Z)-5-(2-Bromo-5-methoxy-4-methyl-3,6-dioxo-cyclohexa-1,4-dienyl)-2-vinyl-pent-2-enoic acid ethyl ester