(+)-N-Formylnornantenine, a New Aporphine Alkaloid from Cyclea atjehensis

(+)-N-Formylnornantenine, a New Aporphine Alkaloid from Cyclea atjehensis (+)-N-Formylnornantenine, a New Aporphine Alkaloid from Cyclea atjehensis A new subgroup of bisbenzylisoquinoline alkaloids: (+)-cycleatjehenine and (+)-cycleatjehine Four Amidic Bisbenzylisoquinoline Alkaloids from Cyclea atjehensis Tumor Inhibitors. LXXIX. New alkaloids and related artifacts from Cyclea peltata Three cissampareine-type bisbenzylisoquinoline alkaloids from Cyclea species Bisbenzylisoquinoline Alkaloids from the Roots of Cyclea tonkinensis Cytotoxic and Antimalarial Bisbenzylisoquinoline Alkaloids from Cyclea barbata Cytotoxic and Antimalarial Bisbenzylisoquinoline Alkaloids from Cyclea barbata N-Formyl- and N-Hydroxyaporphine Alkaloids from Formosan Hernandia nymphaeifolia