1.6.2.2	(+)-catechin	-	2453	
1.6.2.2	(+)-taxifolin	-	33019	
1.6.2.2	(-)-epicatechin	-	1846	
1.6.2.2	(5Z)-5-[(9H-fluoren-3-yl)methylidene]-1-(4-methylphenyl)-2-sulfanylidenedihydropyrimidine-4,6(1H,5H)-dione	about 80% inhibition at 0.5 mM	219115	
1.6.2.2	(5Z)-5-{[4-bromo-5-(morpholin-4-yl)furan-2-yl]methylidene}-1-(4-methylphenyl)-2-sulfanylidenedihydropyrimidine-4,6(1H,5H)-dione	about 5% inhibition at 0.5 mM	219107	
1.6.2.2	1,10-phenanthroline	-	62	
1.6.2.2	1-(2-fluorophenyl)-5-[(1-methyl-2,3-dihydro-1H-indol-3-yl)methyl]-2-sulfanylidenedihydropyrimidine-4,6(1H,5H)-dione	about 75% inhibition at 0.5 mM	219097	
1.6.2.2	2,2'-dipyridyl	-	375	
1.6.2.2	2-methyl-6-[(phenylsulfanyl)methyl]-2,5-dihydropyrimidin-4(3H)-one	about 5% inhibition at 0.5 mM	219103	
1.6.2.2	4-({[(2S)-2,3-dihydro-1,3-benzoxazol-2-yl]sulfanyl}methyl)tetrahydropyrimidine-2,5-dione	about 45% inhibition at 0.5 mM	219127