(2E,4E,6E,8E)-3,3-Dimethyl-2-oxobutyl 3,7-dimethyl-9-(2,6,6-trimethylcyclohex-1-en-1-yl)nona-2,4,6,8-tetraenoate

(2E,4E,6E,8E)-3,3-Dimethyl-2-oxobutyl 3,7-dimethyl-9-(2,6,6-trimethylcyclohex-1-en-1-yl)nona-2,4,6,8-tetraenoate