发明人张德明,胡光,郑宇鹏. "Method for the Synthesis of Vardenafil-d5" [P]. 中国发明专利, 专利号 CN 115752846 B, 授权公告日 2015-02-21.
Mueller T, Johnson M A, Stevens L M. "A Process for Preparing High-Purity Vardenafil-d5" [P]. US Patent, US 11922254 B2, 2025-09-16.
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