发明人唐晓军,罗永刚,何建平. "Method for the Synthesis of 2-(2-(4-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)piperazin-1-yl)ethyl)-7-nitro-2H-benzo[b][1,4]oxazin-3(4H)-one" [P]. 中国发明专利, 专利号 CN 110125644 B, 授权公告日 2018-11-02.
发明人王建平,周伟,韩伟. "A Process for Preparing High-Purity 2-(2-(4-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)piperazin-1-yl)ethyl)-7-nitro-2H-benzo[b][1,4]oxazin-3(4H)-one" [P]. 中国发明专利, 专利号 CN 113884778 B, 授权公告日 2017-08-27.
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