title: The total synthesis of spergualin, an antitumor antibiotic.
mesh_terms: D000903:Antibiotics, Antineoplastic / Q000138:chemical synthesis*; D006146:Guanidines / Q000138:chemical synthesis
chemical_list: D000903:Antibiotics, Antineoplastic; D006146:Guanidines; C033797:spergualin