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发明人杨光,朱建伟,马晓峰. "A Process for Preparing High-Purity 6-(Aminomethyl)-3-(difluoromethyl)-5-methylpyridin-2-amine" [P]. 中国发明专利, 专利号 CN 109436709 B, 授权公告日 2020-12-23.
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