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- [4] STRUCTURE OF MODIFICATIONS (I) AND (II) OF 13-ETHYL-17-BETA-HYDROXY-18,19-DINOR-17-ALPHA-PREGNA-4,15-DIEN-20-YN-3-ONE (GESTODENE) ACTA CRYSTALLOGRAPHICA SECTION C-STRUCTURAL CHEMISTRY, 1987, 43 : 2402 - 2405
- [7] 17-BETA-HYDROXY-17-ALPHA-METHYL-2-OXA-4,9,11-EXTRATRIENE-3-ONE, FORM-1 ACTA CRYSTALLOGRAPHICA SECTION B-STRUCTURAL SCIENCE, 1982, 38 (NOV): : 2968 - 2970
- [9] 17-BETA-HYDROXY-17-ALPHA-METHYL-2-OXA-4,9,11-EXTRATRIENE-3-ONE-MONOHYDRATE, FORM-2 ACTA CRYSTALLOGRAPHICA SECTION B-STRUCTURAL SCIENCE, 1982, 38 (NOV): : 2970 - 2972
- [10] STUDIES OF THE SYNTHESIS OF BIOMARKERS .13. EFFICIENT SYNTHESIS OF (20R)-4,4,5-BETA,14-BETA-TETRAMETHYL-18,19-DINOR-8-ALPHA,9-BETA,10-ALPHA -CHOLEST-13(17)-ENES AND (20S)-4,4,5-BETA,14-BETA-TETRAMETHYL-18,19-DINOR-8-ALPHA,9-BETA,10-ALPHA-CHOLEST-13(17)-ENES JOURNAL OF CHEMICAL RESEARCH-S, 1993, (01): : 28 - 29