4-(2-BR-PH)-8-CL-2-PHENYL-1,9B-DIHYDRO-5-OXA-3,3A-DIAZA-CYCLOPENTA(A)NAPHTHALENE

4-(2-Formylphenoxy)benzaldehyde

4-(2-甲酰基苯氧基)苯甲醛

4-(2-HYDROXY-3-METHOXYBENZYLIDENEAMINO)ANTIPYRINE

4-(2-HYDROXYETHYL)-3-METHYL-2-PYRAZOLIN-5-ONE

4-(2-METHOXY-5-METHYLPHENYL)-1-(2-PHENYLACETYL)SEMICARBAZIDE

4-(2,2-DICYANOVINYL)-1-METHYLQUINOLINIUM TETRAFLUOROBORATE

4-(2,3-DIMETHOXY-PH)-2,7,7-TRI-ME-5-OXO-1,4,5,6,7,8-6H-QUINOLINE-3-CARBONITRILE

4-(2,4-DI-TERT-PENTYLPHENOXY)-N-(4-(FORMYLHYDRAZINO)PHENYL)-BUTYRAMIDE

4-(2,4-DICHLOROPHENOXY)-METANILIC ACID, SODIUM SALT

4-(2,4-DIMETHOXY-BENZYLIDENE)-5-METHYL-2-PHENYL-2,4-DIHYDRO-PYRAZOL-3-ONE

4-(2,4,5-TRIMETHYLPHENYLIMINOMETHYL)PHENYL N-METHYLCARBAMATE

4-(2,5-DIMETHOXY-PH)-2,6-DI-ME-1,4-2H-PYRIDINE-3,5-DICARBOXYLIC ACID DI-ET ESTER

4-(2,6-DICHLOROPYRIDIN-3-YL)-2,6-DIMETHYL-1,4-DIHYDROPYRIDINE-3,5-DICARBONITRILE

4-(2H-Tetraazol-5-yl)benzaldehyde

4-(3-(2-AMINO-4,6-DIHYDROXY-5-PYRIMIDINYL)PROPYL)BENZOIC ACID