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Figure 1 Reaction scheme showing the synthesis of compound 1 from 5-cholenic acid 3β-ol methyl ester with tert-butyldimethyl silyl chloride, N-methoxy N-methyl hydroxylamine hydrochloride and dimethyl aluminium chloride. |
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Figure 1 Reaction scheme showing the synthesis of compound 1 from 5-cholenic acid 3β-ol methyl ester with tert-butyldimethyl silyl chloride, N-methoxy N-methyl hydroxylamine hydrochloride and dimethyl aluminium chloride. |