视黄醛

7-cis-retinal

11-顺式视黄醛

(6E,8E)-3,7-dimethyl-9-(2,6,6-trimethylcyclohex-1-en-1-yl)nona-3,4,6,8-tetraen-1-ol

1-bromo-4-ethoxy-2-methylbuta-1,3-diene