(−)-Epiafzelechin: cyclooxygenase-1 inhibitor and anti-inflammatory agent from aerial parts of Celastrus orbiculatus. - Min,K.R.; Hwang,B.Y.; Lim,H.S.; Kang,B.S.; Oh,G.J.; Lee,J.; Kang,S.H.; Lee,K.S.; Ro,J.S.; Kim,Y. (Planta Med, 1999)