title: The first total synthesis of a pyranonaphthoquinone antitumor, BE-54238B.
authors.forename: Kuniaki
authors.initials: K
authors.lastname: Tatsuta
authors.forename: Tomokazu
authors.initials: T
authors.lastname: Hirabayashi
authors.forename: Masazumi
authors.initials: M
authors.lastname: Kojima
authors.forename: Yoshikazu
authors.initials: Y
authors.lastname: Suzuki
authors.forename: Takashi
authors.initials: T
authors.lastname: Ogura
mesh_terms: D000970:Antineoplastic Agents / Q000138:chemical synthesis; D009285:Naphthoquinones / Q000737:chemistry; D011759:Pyrrolidines / Q000737:chemistry; D011761:Pyrrolidonecarboxylic Acid / Q000737:chemistry; D011763:Pyrrolizidine Alkaloids / Q000138:chemical synthesis*
chemical_list: D000970:Antineoplastic Agents; C406045:BE 54238B; D009285:Naphthoquinones; D011759:Pyrrolidines; D011763:Pyrrolizidine Alkaloids; D011761:Pyrrolidonecarboxylic Acid