lithium;(E,2S,5S)-2-benzyl-7-methyl-5-[(2-methylpropan-2-yl)oxycarbonylamino]oct-3-enoic acid;tert-butyl N-[(E,4S,7S)-7-benzyl-8-[(2S)-2-[(3R)-3-[(1-hydroxy-2,2,6,6-tetramethylpiperidin-4-yl)carbamoyl]-4-methylpentanoyl]pyrrolidin-1-yl]-2-methyl-8-oxooct-5-en-4-yl]carbamate;tert-butyl (2S)-2-[(3R)-3-[(1-hydroxy-2,2,6,6-tetramethylpiperidin-4-yl)carbamoyl]-4-methylpentanoyl]pyrrolidine-1-carboxylate;tert-butyl (2S)-2-[(3R)-3-methoxycarbonyl-4-methylpentanoyl]pyrrolidine-1-carboxylate;(2R)-N-(1-hydroxy-2,2,6,6-tetramethylpiperidin-4-yl)-4-oxo-2-propan-2-yl-4-[(2S)-pyrrolidin-2-yl]butanamide;methane;methyl (2R)-2-aminochloranuidyl-3-methylbutanoate;(2S)-1-[(2-methylpropan-2-yl)oxycarbonyl]pyrrolidine-2-carboxylic acid;(2R)-4-[(2S)-1-[(2-methylpropan-2-yl)oxycarbonyl]pyrrolidin-2-yl]-4-oxo-2-propan-2-ylbutanoic acid;1,1,1-triiodoethane;hydroxide;hydrate;hydrochloride