(9ci)-4,4-二甲基-1-环戊烯-1-羰酰氯

1-(phenylthio)-7,7-dimethyl-cis-bicyclo<3.3.0>oct-3-en-2-one

4-(phenylthio)-7,7-dimethyl-cis-bicyclo<3.3.0>oct-3-en-2-one

4,7,7-trimethyl-4-<1-<2-<(tert-butyldimethylsilyl)oxy>ethyl>vinyl>-cis-bicyclo<3.3.0>octan-2-one

(3R,3aR,6aS)-3-(3-Hydroxy-1-methylene-propyl)-3,5,5-trimethyl-hexahydro-pentalen-1-one