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6-Tosyl-2-oxa-6-azaspiro[3.3]heptane: BD16869713573-28-995%; ￥363.05g

6-Tosyl-2-oxa-6-azaspiro[3.3]heptane-1-carboxylic acid: BD2511491349199-54-797%; ￥14555.01g

1-(Furan-2-yl)-6-tosyl-2-oxa-6-azaspiro[3.3]heptane: BD5567581349199-53-698%; ￥9603.01g

6-Tosyl-1-oxa-6-azaspiro[3.3]heptan-3-one: BD5588771349199-62-797%; ￥8575.01g

6-((4-Fluorophenyl)sulfonyl)-2-oxa-6-azaspiro[3.3]heptane: BD2919861227384-86-298%; ￥1761.01g

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