title: Letter: Isolation and structure of leuconolide-A3 5, 18-hemiacetal and 9-dehydro-18-dihydroleuconolide-A3.
mesh_terms: D000080:Acetals / Q000302:isolation & purification; D000617:Aminoglycosides / Q000302:isolation & purification; D000900:Anti-Bacterial Agents / Q000302:isolation & purification*; D055598:Chemical Phenomena; D002621:Chemistry; D007783:Lactones / Q000302:isolation & purification
chemical_list: D000080:Acetals; D000617:Aminoglycosides; D000900:Anti-Bacterial Agents; D007783:Lactones