for the following products
(2S,4S)-4-(tert-Butyloxycarbonyl)amino-1-(9-fluorenylmethyloxycarbonyl)-pyrrolidine-2-carboxylic acid | (2S,4S)-4-[[(1,1-Dimethylethoxy)carbonyl]amino]-1,2-pyrrolidinedicarboxylic acid 1-(9H-fluoren-9-ylmethyl) ester | (2S,4S)-Boc-4-amino-1-Fmoc-pyrrolidine-2-carboxylic acid | Fmoc-L-Pro(4-NHBoc)-OH (2S,4S) and Boc-(2S,4S)-4-amino-1-Fmoc-pyrrolidine-2-carboxylic acid
