(S)-(+)-β-vinyl-γ-butyrolactone
Benzoic acid 3-vinyl-cyclobutyl ester
3,3'-dihydroxy-3-(p-propylphenyl)-3'-(3'',4'',5''-trifluorophenyl)-1,1'-bicyclobutane
3-hydroxy-3-(3'',4'',5''-trifluorophenyl)-1,1'-bicyclobutan-3'-one
1-(3',4',5'-trifluorophenyl)-1-trimethylsilyloxy-3-vinylcyclobutane