1 EUY (2r)-N-hydroxy-2-methyl-2-(methylsulfonyl)-4-{2-oxo-4-[4-(2h-1,2,3-triazol-2-yl)phenyl]pyridin-1(2h)-yl}butanamide 1.000 2 RFN (2r)-N-hydroxy-2-methyl-2-(methylsulfonyl)-4-(2-oxo-4-phenylpyridin-1(2h)-yl)butanamide 0.833 3 8GJ (2r)-4-[4-(2-fluoro-4-methoxyphenyl)-2-oxopyridin-1(2h)-yl]-N-hydroxy-2-methyl-2-(methylsulfonyl)butanamide 0.758