Pyrrolidines

(2R,3R)-3-[(2S)-1-[(3R,4S,5S)-4-[[(2S)-2-[[(2S)-2-[9H-fluoren-9-ylmethoxycarbonyl(methyl)amino]-3-methyl-butanoyl]amino]-3-methyl-butanoyl]-methyl-amino]-3-methoxy-5-methyl-heptanoyl]pyrrolidin-2-yl]-3-methoxy-2-methyl-propanoic acid

(2S)-2-[[(2S)-2-[3-[2-[2-[2-[2-[2-[2-[2-[2-[3-(2,5-dioxopyrrol-1-yl)propanoylamino]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]propanoylamino]-3-methyl-butanoyl]amino]propanoic acid

(3R,4R)-1-benzyl-4-fluoro-pyrrolidin-3-amine;bis(4-methylbenzenesulfonic acid)

(2S)-3-[(2S)-1-tert-butoxycarbonylpyrrolidin-2-yl]-2-(9H-fluoren-9-ylmethoxycarbonylamino)propanoic acid

tert-butyl (2R,4S)-4-benzyloxy-2-(p-tolylsulfonyloxymethyl)pyrrolidine-1-carboxylate

(2R,4S)-4-(benzyloxy)-1-{[(9H-fluoren-9-yl)methoxy]carbonyl}pyrrolidine-2-carboxylic acid

tert-butyl (3S,4R)-3-(9H-fluoren-9-ylmethoxycarbonylamino)-4-(hydroxymethyl)pyrrolidine-1-carboxylate

tert-butyl (3R,4S)-3-(aminomethyl)-4-(9H-fluoren-9-ylmethoxycarbonylamino)pyrrolidine-1-carboxylate

tert-butyl (2R,4R)-4-[tert-butyl(dimethyl)silyl]oxy-2-(ethylsulfonyloxymethyl)pyrrolidine-1-carboxylate

benzyl 1-benzyl-3-(2-tert-butoxy-2-oxo-ethyl)-4-methyl-pyrrolidine-3-carboxylate

tert-butyl (2R)-4,4-difluoro-2-[3-(4,4,4-trifluorobutanesulfonyl)propyl]pyrrolidine-1-carboxylate

tert-butyl (2R,4R)-4-fluoro-2-[3-(4,4,4-trifluorobutanesulfonyl)propyl]pyrrolidine-1-carboxylate

(2S,4S)-1-(9H-fluoren-9-ylmethoxycarbonyl)-4-(trifluoromethyl)pyrrolidine-2-carboxylic acid

tert-butyl (2S)-2-[3-(5,5,5-trifluoropentanesulfonyl)propyl]pyrrolidine-1-carboxylate

tert-butyl (2S)-2-[3-(4,4,4-trifluorobutanesulfonyl)propyl]pyrrolidine-1-carboxylate

tert-butyl (2R)-2-[3-(4,4,4-trifluorobutanesulfonyl)propyl]pyrrolidine-1-carboxylate