ethyl (2E,4E,6E,8E)-9-[2-(acetoxymethyl)-6,6-dimethyl-1-cyclohexen-1-yl]-3,7-dimethyl-2,4,6,8-nonatetraenoate

ethyl (2E,4E,6E,8E)-9-(2-((1-ethoxyethoxy)methyl)-6,6-dimethylcyclohex-1-en-1-yl)-3,7-dimethylnona-2,4,6,8-tetraenoate

ethyl (2E,6E,8E)-9-(2-(hydroxymethyl)-6,6-dimethylcyclohex-1-en-1-yl)-3,7-dimethylnona-2,4,6,8-tetraenoate