O-Methyloduline and N-demethylmasonine, alkaloids from Narcissus pseudonarcissus

O-Methyloduline and N-demethylmasonine, alkaloids from Narcissus pseudonarcissus Alkaloids from Narcissus cv. Salome Alkaloids of the Amaryllidaceae. VIII. The Structures of Narcissamine, Pseudolycorine and Methylpseudolycorine¹ Isolation of O-methylmaritidine from bulbs of Narcissus tazetta L. Isolation of O-methylmaritidine from bulbs of Narcissus tazetta L. Two alkaloids from Narcissus requienii New Amaryllidaceae Alkaloids from Narcissus papyraceus Ker-Gawler (+)-Narcidine, a New Alkaloid from Narcissus pseudonarcissus Narcissus Alkaloids, III. 9-O-Demethylhomolycorine from Narcissus confusus Acetylated alkaloids from Narcissus pseudonarcissus