3,3,12,12-tetramethyltetradecanedioic acid

1-bromo-2-(bromomethyl)-3-methylbut-2-ene

异丙基丙二酸二乙酯

diethyl 2-prop-1-en-2-ylpropanedioate

(1,1-dimethyl-pentyl)-malonic acid diethyl ester