7-(5-oxocyclopent-2-en-1-yl)hept-5-enoic acid

5-bromo-N-[2-[5-bromopentanoyl(methyl)amino]ethyl]-N-methylpentanamide

(5Z)-5-十四碳烯酸

(5-(ethylamino)-5-oxopentyl)triphenylphosphonium bromide