6,6-Dimethyl-5-(2-methyl-1-propenyliden)-1,4-diphenyl-2,7-dithiabicyclo<2.2.1>heptan-3-on
5,5-Dimethyl-6-(2-methyl-1-propenyliden)-1,4-diphenyl-2,7-dithiabicyclo<2.2.1>heptan-3-on
4,4-Dimethyl-3-(2-methyl-1-propenyl)-2-phenyl-2-cyclopenten-1-on
1-Ethylthio-6,6-dimethyl-5-(2-methyl-1-propenyliden)-4-phenyl-2,7-dithiabicyclo<2.2.1>heptan-2-on
6,6-Dimethyl-5-(2-methyl-1-propenyliden)-1,4-diphenyl-2,7-dithiabicyclo<2.2.1>heptan-3-ol