1,4,5,6-tetrachloro-7,7-dimethoxybicyclo[2.2.1]hept-5-ene-2-carboxylic acid

5,5-二甲氧基-1,2,3,4-四氯环戊二烯

7-氧代双环[2.2.1]庚-5-烯-2-羧酸

7,7-dimethoxybicyclo[2.2.1]hept-5-ene-2-endo-carboxylic acid

syn-7-hydroxybicyclo[2.2.1]heptane-2-endo-carboxylic acid