title: [Studies on beta-lactam antibiotics. III. The stereospecific synthesis of 7-amidinothioacetamidocephalosporanic acid sulfoxide derivatives].
mesh_terms: D000900:Anti-Bacterial Agents / Q000138:chemical synthesis; D002511:Cephalosporins / Q000138:chemical synthesis*; D013237:Stereoisomerism
chemical_list: D000900:Anti-Bacterial Agents; D002511:Cephalosporins