besides guaiacol , benzidine , tetramethyl-p-phenylenediamine , dimethoxybenzidine , 2,2'-azinobis ( 3-ethyl-benzothiazoline-6-sulfonic acid ) , p-phenylenediamine and tetramethylbenzidine were oxidized suggesting that the hydroperoxidase activity of lipoxygenase may be a potential pathway of xenobiotic oxidation .
C0031468
phenylenediamine
C0048678
p-phenylenediamine