4-HYDROXY-6-METHYL-2-(TRIFLUOROMETHYL)QUINOLINE

4-HYDROXY-7-METHYL-3-PHENYL-1,2-DIHYDROQUINOLIN-2-ONE

4-Hydroxybenzylideneacetone

4-HYDROXYMETHYL-5-METHYLIMIDAZOLE

4-IODO-2,1,3-BENZOTHIADIAZOLE