发明人郭海燕,朱建伟,张德明. "Method for the Synthesis of 4-Chloro-2-methyl-7H-pyrrolo[2,3-d]pyrimidine-5-carboxylic acid" [P]. 中国发明专利, 专利号 CN 113025830 B, 授权公告日 2017-04-19.
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