(1R,4S,5R,8S)-4,8-dimethyl-2-trimethylsilyloxybicyclo[3.3.0]oct-2-ene

(1S,4R,5R,8R)-4,8-dimethyl-2,2-ethylenedioxybicyclo[3.3.0]octan-7-one

(1S,4R,5R,8S)-4,8-dimethyl-2,2-ethylenedioxybicyclo[3.3.0]octan-7-one

(1R,4aS,7S,7aR)-1-(2-ethoxyethoxy)-4,7-dimethyl-1,4a,5,6,7,7a-hexahydrocyclopenta[c]pyran

假荆芥酸