4,5-DIHYDRO-3H-4-AZA-CYCLOHEPTA(2,1-A,3,4-A')DINAPHTHALENE

4,5-DIHYDROXY-3-(4-SULFO1NAPHTHYLAZO)27NAPHTHALENEDISULFONIC ACID TRISODIUM SALT

4,5-DINITRO-2,7-BIS-(PIPERIDINE-1-SULFONYL)-FLUOREN-9-ONE OXIME

4,5-DINITRO-9-OXO-9H-FLUORENE-2,7-DISULFONIC ACID BIS-DIPROPYLAMIDE

4,5-DIOXO-CYCLOPENTANE-1,3-DICARBOXYLIC ACID DIMETHYL ESTER

4,5-SECOCHOLEST-3-EN-5-ONE SEMICARBAZONE

4,5,6,7-4H-1H-INDAZOLE-3-CARBOXYLIC ACID (4-ISOPROPYL-BENZYLIDENE)-HYDRAZIDE

4,5,6,7-TETRAHYDRO-1H-INDAZOLE-3-CARBOXYLIC ACID (2-CHLORO-BENZYLIDENE)HYDRAZIDE

4,6-DIMETHYL-2(1H)-PYRIMIDINONE

4,6-DIPHENYL-2-THIOPHEN-2-YL-(1,3)THIAZIN-1-YLIUM, TETRAFLUORO BORATE

4,6-O-BENZYLIDENE-D-GLUCOPYRANOSE

5-({3-[(1,3-DIOXO-1,3-DIHYDRO-2-BENZOFURAN-5-YL)SULFANYL]PHENYL}SULFANYL)-2-BENZOFURAN-1,3-DIONE

4((1,3-DI-PH-1H-PYRAZOL-4-YLMETHYLENE)-AMINO)1,5-DI-ME-2-PH-1,2-2H-PYRAZOL-3-ONE

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

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