SMILES: CCCCCC#CC(=O)O
Description: The molecule is an acetylenic fatty acid that is octanoic acid (caprylic acid) which has been doubly dehydrogenated at positions 2 and 3 to give the corresponding alkynoic acid. It is widely used in perfumes, lipstick, and many common food flavourings. It is a monounsaturated fatty acid and an acetylenic fatty acid.