Ancistrolikokine I and further 5,8â²-coupled naphthylisoquinoline alkaloids from the Congolese liana Ancistrocladus likoko and their cytotoxic activities against drug-sensitive and multidrug resistant human leukemia cells
Keywords: Ancistrocladus likoko; Ancistrocladaceae; Naphthylisoquinoline alkaloids; Ancistrolikokines; Antileukemic agents;