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发明人孙丽萍,高志强,张德明. "Method for the Synthesis of (1R,3r)-3-(8-bromo-1-chloropyrrolo[1,2-a]pyrazin-6-yl)-1-methylcyclobutan-1-ol" [P]. 中国发明专利, 专利号 CN 115358881 A, 授权公告日 2016-12-04.
发明人郭海燕,杨光,林芳. "A Process for Preparing High-Purity (1R,3r)-3-(8-bromo-1-chloropyrrolo[1,2-a]pyrazin-6-yl)-1-methylcyclobutan-1-ol" [P]. 中国发明专利, 专利号 CN 108423935 B, 授权公告日 2021-06-06.
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