2-[(1,1-Dimethylethyl)dithio]benzaldehyde

(2S,4R)-4-hydroxy-1-[(2S)-2-(8-hydroxyoctanoylamino)-3,3-dimethyl-butanoyl]-N-[[4-(4-methylthiazol-5-yl)phenyl]methyl]pyrrolidine-2-carboxamide

(2S,4R)-1-[(2S)-3,3-dimethyl-2-[(2,2,2-trichloroacetyl)amino]butanoyl]-4-hydroxy-N-[[4-(4-methylthiazol-5-yl)phenyl]methyl]pyrrolidine-2-carboxamide

ethyl 6-[[(1S)-1-[(2S,4R)-4-hydroxy-2-[[4-(4-methylthiazol-5-yl)phenyl]methylcarbamoyl]pyrrolidine-1-carbonyl]-2,2-dimethyl-propyl]amino]-6-oxo-hexanoate

2-[2-[2-[[(1S)-1-[(2S,4R)-4-hydroxy-2-[[4-(4-methylthiazol-5-yl)phenyl]methylcarbamoyl]pyrrolidine-1-carbonyl]-2,2-dimethyl-propyl]amino]-2-oxo-ethoxy]ethoxy]acetic acid

(2S,4R)-4-hydroxy-1-[(2S)-2-[3-[2-(2-hydroxyethoxy)ethoxy]propanoylamino]-3,3-dimethyl-butanoyl]-N-[[4-(4-methylthiazol-5-yl)phenyl]methyl]pyrrolidine-2-carboxamide

(2S,4R)-1-[(2S)-3,3-dimethyl-2-[8-(methylamino)octanoylamino]butanoyl]-4-hydroxy-N-[(1S)-1-[4-(4-methylthiazol-5-yl)phenyl]ethyl]pyrrolidine-2-carboxamide

(2S,4R)-1-[(2S)-2-[2-[2-[2-(2-aminoethoxy)ethoxy]ethoxy]ethylamino]-3,3-dimethyl-butanoyl]-4-hydroxy-N-[[4-(4-methylthiazol-5-yl)phenyl]methyl]pyrrolidine-2-carboxamide

4-[2-[2-[2-[2-[2-[2-[Tert-butyl(dimethyl)silyl]oxyethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]-2-(2,6-dioxo-3-piperidyl)isoindoline-1,3-dione

tert-butyl 8-[[(1S)-1-[(2S,4R)-4-hydroxy-2-[[(1S)-1-[4-(4-methylthiazol-5-yl)phenyl]ethyl]carbamoyl]pyrrolidine-1-carbonyl]-2,2-dimethyl-propyl]amino]-8-oxo-octanoate

(2S,4R)-1-[(2S)-2-(11-aminoundecanoylamino)-3,3-dimethyl-butanoyl]-4-benzyloxy-N-[[4-(4-methylthiazol-5-yl)phenyl]methyl]pyrrolidine-2-carboxamide