The molecule is an acyclic carotene having the structure of psi,psi-carotene shortened by the formal removal of a prenyl group from each end of the molecule.
(4E,6E,8E,10E,12E,14E,16E,18E,20E)-2,6,10,15,19,23-hexamethyltetracosa-2,4,6,8,10,12,14,16,18,20,22-undecaene