Fig. 1From: Exercise-induced oxidative stress and melatonin supplementation: current evidenceChemical structures of melatonin (MT) and its main metabolites: 3-OHMT (3-hydroxymelatonin); 6-OHMT (6-hydroxymelatonin); AMK (N1-acetyl-5-metoxyknuramine); AFMK (N1-acetyl-N2-formyl-5-metoksyknuramine)Back to article page