4,4,5,5-Tetramethyl-2-(2,2,3,3-tetramethylcyclopropyl)-1,3,2-dioxaborolane

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

4-[2-[2-[2-[2-[2-[2-[2-[2-[2-(2-Azidoethoxy)ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethylamino]-2-(2,6-dioxo-3-piperidyl)isoindoline-1,3-dione

(2S,4R)-1-[(2S)-2-[[2-[2-[2-[2-(4-formylphenoxy)ethoxy]ethoxy]ethoxy]acetyl]amino]-3,3-dimethyl-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-(6-chlorohexoxy)ethoxy]ethoxy]ethoxy]acetyl]amino]-3,3-dimethyl-butanoyl]-4-hydroxy-N-[[4-(4-methylthiazol-5-yl)phenyl]methyl]pyrrolidine-2-carboxamide

(2S,4R)-1-[(2S)-2-(20-aminoicosanoylamino)-3,3-dimethyl-butanoyl]-4-hydroxy-N-[[4-(4-methylthiazol-5-yl)phenyl]methyl]pyrrolidine-2-carboxamide

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

(2S,4R)-1-[(2S)-2-(11-aminoundecanoylamino)-3,3-dimethyl-butanoyl]-4-hydroxy-N-[(1S)-1-[4-(4-methylthiazol-5-yl)phenyl]ethyl]pyrrolidine-2-carboxamide;2,2,2-trifluoroacetic acid

tert-butyl N-[13-[[(1S)-1-[(2S,4R)-4-hydroxy-2-[[4-(4-methylthiazol-5-yl)phenyl]methylcarbamoyl]pyrrolidine-1-carbonyl]-2,2-dimethyl-propyl]amino]-13-oxo-tridecyl]carbamate

(2S,4R)-4-hydroxy-1-[(2S)-2-[[2-[2-[2-(2-iodoethoxy)ethoxy]ethoxy]acetyl]amino]-3,3-dimethyl-butanoyl]-N-[(1S)-1-[4-(4-methylthiazol-5-yl)phenyl]ethyl]pyrrolidine-2-carboxamide

6-[2-[2-[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-hexoxy]ethoxy]ethoxy]hexanoic acid