title: Letter: A new bicyclo lactone from leukomycin-A3 by alkali treatment.
mesh_terms: D000468:Alkalies; D000900:Anti-Bacterial Agents; D055598:Chemical Phenomena; D002621:Chemistry; D007783:Lactones; D009682:Magnetic Resonance Spectroscopy
chemical_list: D000468:Alkalies; D000900:Anti-Bacterial Agents; D007783:Lactones