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发明人钱学锋,郭海燕,赵玉洁. "A Process for Preparing High-Purity tert-butyl 2,4-dichloro-7H-pyrrolo[2,3-d]pyrimidine-7-carboxylate" [P]. 中国发明专利, 专利号 CN 112912021 A, 授权公告日 2021-01-23.
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