维生素A

(E)-3-甲酰基丁-2-烯基乙酸酯

3-methyl-5-(2,6,6-trimethyl-1-cyclohexen-1-yl)-2,4-pentadienylphosphonic acid,diethyl ester

3-methyl-5-(2,6,6-trimethyl-1-cyclohexen-1-yl)-1,4-pentadienylphosphonic acid, diethyl ester

1-hydroxy-3,7-dimethyl-4-(p-trifluoromethylphenylsulfonyl)-9-(2,6,6-trimethylcyclohexen-1-yl)-nona-2,6,8-triene