p. 1377 - 1382
(2004)(2S,3S)-1-Benzyl-3-hydroxy-pyrrolidine-2-carboxylic acid {(S)-1-[(R)-2-(4-fluoro-3-nitro-phenyl)-2-hydroxy-ethylcarbamoyl]-2-phenyl-ethyl}-amide
(2S,3S)-1-Benzyl-3-hydroxy-pyrrolidine-2-carboxylic acid {(S)-1-[(S)-2-(4-fluoro-3-nitro-phenyl)-2-hydroxy-ethylcarbamoyl]-2-phenyl-ethyl}-amide
trans-3-hydroxy-L-proline