4,4'-Dibromo-2-nitro-1,1'-biphenyl

4,4'-dibromo-3-nitrobiphenyl

[4-(4-bromophenyl)phenyl]-phenylmethanol

[4-[4-[hydroxy(phenyl)methyl]phenyl]phenyl]-phenylmethanol

4-[4-[4-(4-aminophenyl)phenyl]phenyl]aniline