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C07J71/00—Steroids in which the cyclopenta(a)hydrophenanthrene skeleton is condensed with a heterocyclic ring
C07J71/0036—Nitrogen-containing hetero ring
C07J71/0042—Nitrogen only
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C07J—STEROIDS
C07J9/00—Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of more than two carbon atoms, e.g. cholane, cholestane, coprostane
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DK628474A1973-12-031974-12-03Cholesta-5,7-dien-3beta-ol-derivat til anvendelse som mellemprodukt til fremstilling af 1alfa-hydroxycholecalciferol og fremgangsmåde til fremstilling af samme.
DK136826B
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Cholesta-5,7-dien-3beta-ol-derivat til anvendelse som mellemprodukt til fremstilling af 1alfa-hydroxycholecalciferol og fremgangsmåde til fremstilling af samme.