4-(4-ethylphenyl)bicyclo[2.2.1]heptane

3,4,4-trichlorobut-3-en-2-ylbenzene

1-(2,4-dinitrophenyl)ethanone

2-(4-bromophenyl)-1-(4-ethylphenyl)ethanone

(4-ethylphenyl)-(4-methylphenyl)methanone