Alkaloids from Alstonia congensis Caron, Catherine ; Graftieaux, Alain ; Massiot, Georges ; Le Men-Olivier, Louisette ; Delaude, Clement Abstract Publication: Phytochemistry Pub Date: January 1989 DOI: 10.1016/0031-9422(89)80218-3 Bibcode: 1989PChem..28.1241C