“…There are some types of structure involved in this plant, e.g. lycorine, galanthamine, lycoramine, homolycorine, pseudolycorine and others [1][2][3]. In the recent years, attention has focused on these alkaloids because they exhibited pharmacological activity including antimalarial [4][5][6], antiviral [7,8], antineoplastic [9], and effects on central-nervous system [10].…”