Three ent-trachylobane diterpenes from the leaf exudates of Psiadia punctulata
Keywords: Psiadia punctulata; Asteraceae (Compositae); Leaf exudates; Diterpenes; ent-Trachylobane; 6α,17,19-ent-Trachylobantriol; 2α,18,19-ent-Trachylobantriol; 2β,6α,18,19-ent-Trachlobantetraol;