发明人郭海燕,罗永刚,冯建国. "Method for the Synthesis of Methyl 4-amino-3-(pyridin-2-yl)isothiazole-5-carboxylate" [P]. 中国发明专利, 专利号 CN 110715827 A, 授权公告日 2023-05-25.
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