发明人郭海燕,唐晓军,张德明. "Method for the Synthesis of Methyl 5-amino-6-bromo-4-methylpyrazolo[1,5-a]pyridine-3-carboxylate" [P]. 中国发明专利, 专利号 CN 110079925 A, 授权公告日 2022-03-24.
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