2.3.1.286 (4R)-1-(tert-butoxycarbonyl)-4-hydroxyprolyl-N-benzyl-N6-ethanethioyl-L-lysinamide 0.05 mM, 83.4% inhibition 196318 2.3.1.286 (4R)-1-(tert-butoxycarbonyl)-N-[(2S)-6-(ethanethioylamino)-1-oxo-1-[(2-oxo-2-phenylethyl)amino]hexan-2-yl]-4-hydroxyprolinamide 0.05 mM, 97.1% inhibition 196320 2.3.1.286 (4R)-4-hydroxyprolyl-N-benzyl-N6-ethanethioyl-L-lysinamide 0.05 mM, 89.3% inhibition 196319 2.3.1.286 (4R)-N-[(2S)-6-(ethanethioylamino)-1-oxo-1-[(2-oxo-2-phenylethyl)amino]hexan-2-yl]-4-hydroxyprolinamide 0.05 mM, 96.8% inhibition 196321 2.3.1.286 (5E)-1-ethyl-5-(1H-indol-3-ylmethylidene)-2-thioxodihydropyrimidine-4,6(1H,5H)-dione 10% inhibition at 0.05 mM 196302 2.3.1.286 (5E)-5-(1H-indol-3-ylmethylidene)-1-methyl-2-thioxodihydropyrimidine-4,6(1H,5H)-dione 17% inhibition at 0.05 mM; 20% inhibition at 0.05 mM 196301 2.3.1.286 (5E)-5-[4-(benzyloxy)benzylidene]-1-(prop-2-en-1-yl)-2-thioxodihydropyrimidine-4,6(1H,5H)-dione 13% inhibition at 0.05 mM 196307 2.3.1.286 (5E)-5-[4-(benzyloxy)benzylidene]-1-ethyl-2-thioxodihydropyrimidine-4,6(1H,5H)-dione 25% inhibition at 0.05 mM 196306 2.3.1.286 (5E)-5-[4-(benzyloxy)benzylidene]-1-methyl-2-thioxodihydropyrimidine-4,6(1H,5H)-dione 22% inhibition at 0.05 mM 196305 2.3.1.286 (5E)-5-[[5-(2,3-dichlorophenyl)furan-2-yl]methylidene]-1-(prop-2-en-1-yl)-2-thioxodihydropyrimidine-4,6(1H,5H)-dione 41% inhibition at 0.05 mM 196299