英文同义词: | (6S)-5-(tert-Butoxycarbonyl)-1,1-difluoro-5-azaspiro[2.4]heptane-6-carboxylic acid;(6S)-1,1-Difluoro-5-azaspiro[2.4]heptane-6-carboxylicacid,N-BOCprotected;5-Azaspiro[2.4]heptane-5,6-dicarboxylic acid, 1,1-difluoro-, 5-(1,1-dimethylethyl) ester, (6S)-;(6S)-5-tert-butoxycarbonyl-2,2-difluoro-5-azaspiro[2.4]heptane-6-carboxylic acid;(6S)-2,2-difluoro-5-[(2-methylpropan-2-yl)oxycarbonyl]-5-azaspiro[2.4]heptane-6-carboxylic acid |