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Priority claimed from JP3739874Aexternal-prioritypatent/JPS50130706A/ja
Priority claimed from JP3740074Aexternal-prioritypatent/JPS50130707A/ja
Application filed by Nippon Soda CofiledCriticalNippon Soda Co
Publication of HU170873BpublicationCriticalpatent/HU170873B/en
Process for producing 7-d-bracket-bracket closed-alpha-amino-alpha-bracket-p-hydroxy-phenylacetamido-bracket closed-de-cetoxy-ceph-3-eme-4-carboxylic acid and derivatives