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发明人唐晓军,刘建华,冯建国. "A Process for Preparing High-Purity 16α,17-Epoxy-21-hydroxypregna-4,9(11)-diene-3,20-dione Acetate" [P]. 中国发明专利, 专利号 CN 108643100 B, 授权公告日 2016-06-07.
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