4-羟基视黄醛

3-甲基-4-膦酰丁烯酸三乙酯

4-(3-hydroxy-2,6,6-trimethylcyclohexen-1-yl)but-3-en-2-one

(E)-4-(2,6,6-trimethyl-3-((triethylsilyl)oxy)cyclohex-1-en-1-yl)but-3-en-2-one

(2E,4E)-3-Methyl-5-(2,6,6-trimethyl-3-triethylsilanyloxy-cyclohex-1-enyl)-penta-2,4-dienal