发明人杨光,马晓峰,何建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111828283 A, 授权公告日 2019-10-15.
发明人黄志刚,马晓峰,何建平. "Method for the Synthesis of 2-(5-Methoxy-2-oxoindolin-3-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 113172373 B, 授权公告日 2023-10-04.
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