发明人刘建华,唐晓军,郑宇鹏. "Method for the Synthesis of Ethyl 8-amino-1-methyl-4,5-dihydro-1H-pyrazolo[4,3-h]quinazoline-3-carboxylate" [P]. 中国发明专利, 专利号 CN 116149782 B, 授权公告日 2015-07-21.
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