title: [Studies on the structure of a new antitumor constituent--hainanensine (author's transl)].
mesh_terms: D000470:Alkaloids; D000972:Antineoplastic Agents, Phytogenic / Q000302:isolation & purification*; D055598:Chemical Phenomena; D002621:Chemistry; D006248:Harringtonines
chemical_list: D000470:Alkaloids; D000972:Antineoplastic Agents, Phytogenic; D006248:Harringtonines; C030424:hainanensine