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发明人唐晓军,徐明华,郭海燕. "A Process for Preparing High-Purity 2-Chloro-8-(pyridin-2-yl)cyclohepta[b]pyrrole" [P]. 中国发明专利, 专利号 CN 109560266 A, 授权公告日 2018-11-10.
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