3-(1-(4-hydroxyphenyl)-2-phenylbut-1-en-1-yl)phenyl 3,5-dinitrobenzoate

3-(1-(4-((tert-butyldimethylsilyl)oxy)phenyl)-2-phenylbut-1-en-1-yl)phenyl 3,5-dinitrobenzoate

4-(4-methoxyphenyl)-3-phenyl-4-(3-pivaloyloxyphenyl)but-1-ene

4'-[2-(N,N-dimethylamino)ethoxy]-3-(trimethylacetoxy)benzophenone

(E)-1-(4'-hydroxyphenyl)-1-[3-(trimethylacetoxy)phenyl]-2-phenylbut-1-ene