NOVEL STEROID DERIVATIVES, PHARMACEUTICAL COMPOSITES CONTAINING THEM AND METHOD FOR PREPARATION THEREOF
The invention relates to novel DELTA -16 alpha ,17-dihydroxy-pregnane-16,17-cyclic aldehyde acetal and -cyclic ketone ketal derivatives of general formula (I), wherein A stands for hydrogen or hydroxyl group; X stands for hydrogen or halogen with the proviso that if A is hydrogen, then X also means...
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Format: | Patent |
Sprache: | eng |
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