title: A novel degradation of rifamycin: isolation of the new ansa chain derivative from rifampicin.
mesh_terms: D055598:Chemical Phenomena; D002621:Chemistry; D012293:Rifampin / Q000378:metabolism*; D012294:Rifamycins / Q000378:metabolism*
chemical_list: D012294:Rifamycins; D012293:Rifampin