对环己酮甲酸乙酯

1,4-difluorobicyclo[2.2.2]octane

4-羟基双环[2.2.2]辛烷-1-羧酸甲酯

4-methoxybicyclo[2.2.2]octane-1-carboxylic acid

4-氟双环[2.2.2]辛烷-1-甲酰氯