VL285 VL-285 VL 285 VL285 2-Pyrrolidinecarboxamide, 1-[(2S)-2-(1,3-dihydro-1-oxo-2H-isoindol-2-yl)-3-methyl-1-oxobutyl]-4-hydroxy-N-[[4-(4-methyl-5-thiazolyl)phenyl]methyl]-, (2S,4R)- (2S,4R)-4-hydroxy-N-{[4-(4-methyl-1,3-thiazol-5-yl)phenyl]methyl}-1-[(2S)-3-methyl-2-(1-oxo-2,3-dihydro-1H-isoindol-2-yl)butanoyl]pyrrolidine-2-carboxamide (2S,4R)-4-Hydroxy-1-((S)-3-methyl-2-(1-oxoisoindolin-2-yl)butanoyl)-N-(4-(4-methylthiazol-5-yl)benzyl)pyrrolidine-2-carboxamide