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Application filed by Jaroslav Pekarek, Miloslav Petracek, Karel Priklopil, Ladislav Supalek, Josef Sutera, Jiri VohralikfiledCriticalJaroslav Pekarek
Priority to CS459777ApriorityCriticalpatent/CS189464B1/cs
Publication of CS189464B1publicationCriticalpatent/CS189464B1/cs
Azetidinone derivatives and processes for their preparation, process for preparing oxadethiacephalosporins from said derivatives, pharmaceutical or veterinary compisitions containing either said derivatives or said oxadethiacephalosporins