1,3,7-trimethyl-8-phenylpurine-2,6-dione

1-[2-fluoro-1-(4-nitrophenyl)ethyl]-4-nitrobenzene

(2,2,2-tribromo-1-phenylethyl)benzene

4-benzyl-1,2-dichlorobenzene

3-(benzenesulfonyl)benzenesulfonyl chloride