发明人何建平,高志强,张德明. "一种维立西呱杂质1的合成方法" [P]. 中国发明专利, 专利号 CN 117638735 A, 授权公告日 2019-02-10.
发明人唐晓军,罗永刚,何建平. "Method for the Synthesis of Vericiguat Impurity 1" [P]. 中国发明专利, 专利号 CN 115151948 A, 授权公告日 2025-01-20.
发明人郭海燕,周伟,马晓峰. "A Process for Preparing High-Purity Vericiguat Impurity 1" [P]. 中国发明专利, 专利号 CN 114796200 B, 授权公告日 2022-11-21.
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