YU34801B - Process for preparing 6,7-dihydro-17-hydroxy-3-oxo-3 h-cyclopropa(6,7)-17delta-pregn-4-en-12-carboxylic acids and salts thereof
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Process for preparing 6,7-dihydro-17-hydroxy-3-oxo-3 h-cyclopropa(6,7)-17delta-pregn-4-en-12-carboxylic acids and salts thereof
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