2-Methyl-5-((Z)-propenyl)-4,5-dihydro-furan-3-carboxylic acid methyl ester

2-Methyl-5-((E)-propenyl)-4,5-dihydro-furan-3-carboxylic acid methyl ester

dimethyl 2-(7-oxohept-2-yn-1-yl)-2-(penta-2,3-dien-1-yl)malonate

(E)-4-vinyl-hexa-1,4-diene

3-benzyl-1,3-pentadiene