Obtusilic acid is a linear fatty acid composed of 10 carbon atoms, with one double bond in the position 4=5 in cis-configuration. This is an omega-6 acid of little nutritional interest with abbreviated notation 10:1 (n-6).
The compounds of every Wikipedia article carrying a Chembox or a Drugbox, refreshed daily, with the values their infoboxes give. The pages need JavaScript; the API does not.