Isolation and Identification of Cheliensisamine from the Bark o f Goniothalamus cheliensis Chemical constituents from roots of Goniothalamus cheliensis (II) Chemical constituents from roots of Goniothalamus cheliensis (II) Chemical constituents from the roots of Goniothalamus cheliensis Chemical constituents from the roots of Goniothalamus cheliensis Analysis of styryllactones from Goniothalamus cheliensis by UPLC-Q-TOF-MS