The molecule is a polyunsaturated fatty acid that is tetracosanoic acid having seven double bonds at positions 2, 6, 9, 12, 15, 18 and 21 (the 2E,6Z,9Z,12Z,15Z,18Z,21Z-isomer). It is a polyunsaturated fatty acid, a very long-chain fatty acid, a straight-chain fatty acid and an alpha,beta-unsaturated monocarboxylic acid.
(2E,6Z,9Z,12Z,15Z,18Z,21Z)-tetracosa-2,6,9,12,15,18,21-heptaenoic acid