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Mueller T, Lee S K, Roberts E F. "Method for the Synthesis of Esomeprazole impurity 03" [P]. US Patent, US 10717048 B2, 2025-04-23.
Martínez F, Nowak P, Jørgensen K. "A Process for Preparing High-Purity Esomeprazole impurity 03" [P]. European Patent, EP 3304611 A1, 2023-02-01.
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