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A process for the preparation of the 18,20 - lactone a plurality of the inductive load - 3 - oxo - 11ª ≠ - acyloxy - 20 - hydroxy - pregnene - 18 - acidity
A process for the preparation of the 18,20 - lactone a plurality of the inductive load - 3 - oxo - 11ª ≠ - acyloxy - 20 - hydroxy - pregnene - 18 - acidity
