Fig.: Ethenyl pentadecanoate/ Pentadecanoic acid, ethenyl ester/ Pentadecanoic acid, vinyl ester/ Vinyl pentadecanoate (a fatty acid ester)
Fig.: Ethyl palmitate/Palmitic acid, ethyl ester/Hexadecanoic acid, ethyl ester (a fatty acid ester)
Fig.: Palmitic acid/Hexadecanoic acid/Pentadecanecarboxylic acid (a fatty acid).