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发明人高志强,林芳,孙丽萍. "Method for the Synthesis of 1-(2-(1H-indol-3-yl)ethyl)-3-(2-chloro-6-fluorobenzyl)-4-hydroxypyridin-2(1H)-one" [P]. 中国发明专利, 专利号 CN 115781456 B, 授权公告日 2017-11-21.
发明人张德明,韩伟,林芳. "A Process for Preparing High-Purity 1-(2-(1H-indol-3-yl)ethyl)-3-(2-chloro-6-fluorobenzyl)-4-hydroxypyridin-2(1H)-one" [P]. 中国发明专利, 专利号 CN 109870531 B, 授权公告日 2020-03-22.
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