发明人马晓峰,韩伟,朱建伟. "Method for the Synthesis of tert-Butyl 6-amino-2,3-dihydro-1h-imidazo[1,2-b]pyrazole-1-carboxylate" [P]. 中国发明专利, 专利号 CN 109980347 B, 授权公告日 2020-05-21.
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