for the following products
(R)-(+)-1-Boc-2-Pyrrolidinecarbonitrile | (R)-1-Boc-2-cyanopyrrolidine | (S)-1-N-Boc-2-Pyrrolidinonitrile | 1-N-Boc-2-Cyano-pyrrolidine | 1-Pyrrolidinecarboxylicacid, 2-cyano-1,1-dimethylethyl ester and tert-Butyl 2-cyanopyrrolidine-1-carboxylate
