6-Angeloyloxy-4,5-didehydro-5,6-secoeuryopsin

(Z)-2-Methyl-2-butenoic acid 2-[(5,6-dimethyl-1,5-cyclohexadienyl)methyl]-4-methylfuran-3-ylmethyl ester

4-Methyl-2-[(2,3-dimethyl-2,6(1)-cyclohexadiene-1-yl)methyl]-3-[[[(Z)-2-methyl-2-butenoyl]oxy]methyl]furan

(Z)-2-Methyl-2-butenoic acid [2-[(5,6-dimethyl-1,5-cyclohexadien-1-yl)methyl]-4-methyl-3-furyl]methyl ester