2,2'-Bipyridine is a unique bioactive natural product molecular scaffold commonly used in the core structure of many chelating ligands.

7,12-Dimethylbenz[a]anthracene is a highly potent carcinogen that is activated by microsomal enzymes to a diol epoxide metabolite that binds covalently to DNA in mammalian cells, leading ultimately to tumor induction.

SB-674042 is a potent, selective dual antagonist of the non-peptide orexigenic peptides OX1 and OX2 receptors, with IC50 values of 3.76 nM and 531 nM, respectively.