英文同义词: | (2R,4R)-1-(tert-butoxycarbonyl)-4-cyanopyrrolidine-2-carboxylic acid;(2R,4R)-4-Cyano-1,2-pyrrolidinedicarboxylic acid 1-(tert-butyl) ester;(2R,4R)-4-Cyanopyrrolidine-1,2-dicarboxylic acid 1-tert-butyl ester;1,2-Pyrrolidinedicarboxylic acid, 4-cyano-, 1-(1,1-dimethylethyl) ester, (2R,4R)-;(4R)-1-Boc-4-cyano-D-proline |