9,14-dihydroxy-9,13-dimethyl-7-(1,1,5-trimethyl-5-cyclohexen-6-yl)-10,12-nonadiene-15-nitrile

all-trans-retinal oxime

视黄醛

(7E,9E)-beta-离子亚基乙醛

3-methyl-5-(2’,6’,6’-trimethylcyclohex-1’-en-1’-yl)-penta-2,4-dienenitrile