The molecule is a polyunsaturated fatty acid anion that is the conjugate base of (18Z,21Z,24Z,27Z,30Z,33Z)-hexatriacontahexaenoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of a (18Z,21Z,24Z,27Z,30Z,33Z)-hexatriacontahexaenoic acid.
(18Z,21Z,24Z,27Z,30Z,33Z)-hexatriaconta-18,21,24,27,30,33-hexaenoate