(2R)-2-acetamido-3-[(2R,3S,4R)-3-hydroxy-2-[(1S)-1-hydroxy-2-methylpropyl]-4-methyl-5-oxopyrrolidine-2-carbonyl]sulfanylpropanoic acid (2R)-2-acetamido-3-[(2R,3S,4R)-3-hydroxy-2-[(1S)-1-hydroxy-2-methyl-propyl]-4-methyl-5-oxo-pyrrolidine-2-carbonyl]sulfanyl-propanoic acid (2R)-2-acetamido-3-[[[(2R,3S,4R)-3-hydroxy-2-[(1S)-1-hydroxy-2-methylpropyl]-4-methyl-5-oxo-2-pyrrolidinyl]-oxomethyl]thio]propanoic acid (2R)-2-acetamido-3-[[(2R,3S,4R)-3-hydroxy-2-[(1S)-1-hydroxy-2-methyl-propyl]-5-keto-4-methyl-pyrrolidine-2-carbonyl]thio]propionic acid (2R)-2-acetamido-3-[(2R,3S,4R)-3-hydroxy-2-[(1S)-1-hydroxy-2-methyl-propyl]-4-methyl-5-oxo-pyrrolidin-2-yl]carbonylsulfanyl-propanoic acid nchembio883-comp37 L6785_SIGMA BCBcMAP01_000029 NCGC00162444-01 Bio1_000460 Bio1_000949 SMP1_000173 Bio1_001438 Lactacystin