Fig. 1From: Potential of sugi wood diterpenes as an Alzheimer's disease preventive and therapeutic drug by the β-amyloid toxicity reduction effectChemical structures of diterpenes from sugi wood. Ferruginol (I), 6,7-dehydroferruginol (II), sandaracopimarinal (III), sandaracopimarinol (IV), abietadiene (V), abietatriene (VI), phyllocladene (VII-i), isophyllocladene (VIII-ii)Back to article page