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发明人郭海燕,张德明,罗永刚. "A Process for Preparing High-Purity 2-(Aminomethyl)-5-(difluoromethyl)-3-(trifluoromethoxy)pyridin-4-amine" [P]. 中国发明专利, 专利号 CN 116826849 B, 授权公告日 2018-05-24.
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