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(2007/10/03)[2-((2S,4R)-4-tert-Butoxy-2-{2-[(S)-2-((S)-1-hydroxymethyl-2-phenyl-ethylcarbamoyl)-pyrrolidin-1-yl]-1,1-dimethyl-2-oxo-ethylcarbamoyl}-pyrrolidin-1-yl)-1,1-dimethyl-2-oxo-ethyl]-carbamic acid 9H-fluoren-9-ylmethyl ester
(2S,4R)-4-tert-Butoxy-2-{2-[(S)-2-((S)-1-hydroxymethyl-2-phenyl-ethylcarbamoyl)-pyrrolidin-1-yl]-1,1-dimethyl-2-oxo-ethylcarbamoyl}-pyrrolidine-1-carboxylic acid 9H-fluoren-9-ylmethyl ester
{2-[(S)-2-((S)-1-Hydroxymethyl-2-phenyl-ethylcarbamoyl)-pyrrolidin-1-yl]-1,1-dimethyl-2-oxo-ethyl}-carbamic acid 9H-fluoren-9-ylmethyl ester
(2S,1'S)-pyrrolidine-2-carboxylic acid (1-benzyl-2-hydroxyethyl)amide
(S)-tert-butyl 2-((S)-1-hydroxy-3-phenylpropan-2-ylcarbamoyl)pyrrolidine-1-carboxylate