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Priority claimed from DK542174Aexternal-prioritypatent/DK542174A/da
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Publication of DK456478ApublicationCriticalpatent/DK456478A/da
DK456478A1973-10-171978-10-13Cephemderivater til anvendelse som mellemprodukter ved fremstillingen af antibiotisk aktive cephemderivater
DK456478A
(da)
7-beta-amino-cepham-3-on-4-carboxylsyreforbindelser og 1-oxider og salte deraf til anvendelse som mellemprodukt ved fremstilling af antibiotisk virksomme 7-beta-acylamino-3-cephem-4-carboxylsyreforbindelser