[New quaternary alkaloids from Strychnos usambarensis (author's transl)].
D000470:Alkaloids / Q000302:isolation & purification*; D055598:Chemical Phenomena; D002621:Chemistry; D010946:Plants, Medicinal / Q000032:analysis*
D000470:Alkaloids
De nouveaux alcaloides quaternaires du Strychnos usambarensis