Triterpenes of Alstonia scholaris (dita-bark).
D000098:Acetophenones; D031051:Alstonia; D010944:Plants; D013729:Terpenes; D014315:Triterpenes
D000098:Acetophenones; D013729:Terpenes; D014315:Triterpenes; C010919:DITA
PLANTS; TERPENES