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发明人赵玉洁,孙丽萍,杨光. "A Process for Preparing High-Purity rac-(2R,3S)-4-ethyl-3-(1-methyl-1H-pyrazol-4-yl)-5-oxomorpholine-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 116383486 A, 授权公告日 2024-10-27.
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