The molecule is a hexatriacontapentaenoate that is the conjugate base of (21Z,24Z,27Z,30Z,33Z)-hexatriacontapentaenoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of a (21Z,24Z,27Z,30Z,33Z)-hexatriacontapentaenoic acid.
(21Z,24Z,27Z,30Z,33Z)-hexatriaconta-21,24,27,30,33-pentaenoate