发明人张德明,陈志强,郭海燕. "Method for the Synthesis of 5-Carbamoyl-1-(3,4-dimethylphenyl)-1H-pyrazole-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 117777670 A, 授权公告日 2015-05-26.
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