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13 alkyl amp; delta; amp; 1,3,5 (10), 8,14 amp; - 17 - oxogonapentaener for use as intermediates in the synthesis of corresponding steroids containing a saturated d - ring or saturated c and d rings.
13 alkyl amp; delta; amp; 1,3,5 (10), 8,14 amp; - 17 - oxogonapentaener for use as intermediates in the synthesis of corresponding steroids containing a saturated d - ring or saturated c and d rings.