C07D499/00—Heterocyclic compounds containing 4-thia-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula:, e.g. penicillins, penems; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
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Pharmaceuticals Containing Other Organic And Inorganic Compounds
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Kristallinische Form des Natriumsalzes von 7-Aminothiazolylacetamidocephalosporansäure, Verfahren zu deren Herstellung und diese enthaltende pharmazeutischen Präparate
Oximes derivees de l'acide 3-substitue 7-amino thiazolyl acetamido cephalosporanique, leur procede de preparation et les compositions pharmaceutiques les renfermant.