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4-(hydroxymethyl)-2-oxa-5-azabicyclo[2.2.1]heptane-5-carboxylic acid tert-butyl ester MORE >
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(1S,4S)-2-氧杂-5-氮杂二环[2.2.1]庚烷-5-羧酸叔丁酯 MORE >
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(1R,4R)-5-tert-butoxycarbonyl-2-oxa-5-azabicyclo[2.2.1]heptane-4-carboxylic acid MORE >
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