发明人郭海燕,杨光,马晓峰. "Method for the Synthesis of 4-(Difluoromethyl)-2-methoxy-6-(trifluoromethyl)nicotinaldehyde" [P]. 中国发明专利, 专利号 CN 108593137 A, 授权公告日 2018-05-04.
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