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(R)-5-Oxotetrahydrofuran-2-carboxylicacid: BD4693153558-93-395%; ￥29.0250mg

5-Oxotetrahydrofuran-2,3-dicarboxylic acid: BD1265304702-32-395%; ￥130.0100mg

(S)-5-Oxo-2-tetrahydrofurancarboxylic Acid: BD1936921461-84-798%; ￥597.025g

5-Oxotetrahydrofuran-2-carboxylic acid: BD1534514344-84-795%; ￥259.025g

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