4-ME-5-PH-2H-PYRAZOLE-3-CARBOXYLIC ACID (2-OXO-1,2-2H-INDOL-3-YLIDENE)-HYDRAZIDE

4-METHOXY-2,6-DIMETHYL-NICOTINONITRILE

4-METHYL-5-OXO-3-O-TOLYL-5H-1,2,3-OXADIAZOL-3-IUM-2-IDE

4-METHYL-5-PHENYL-2H-PYRAZOLE-3-CARBOXYLIC ACID (4-NITRO-BENZYLIDENE)-HYDRAZIDE

4-METHYL-N-(2-OXO-2-PHENYL-1-PHENYLAMINO-ETHYL)-BENZAMIDE

4-METHYL-N-(3-NITRO-PHENYL)-BENZENESULFONAMIDE

4-METHYLENE-1-(TOLUENE-4-SULFONYL)-PIPERIDINE

4-TERT-BUTYL-2,6-DIMETHYL-PYRANYLIUM, PERCHLORATE

4-TERT-BUTYL-N-(2-(2-METHOXY-PHENOXY)-ETHYL)-BENZAMIDE

4,4-DIETHYLCHOLEST-5-EN-3-ONE

4,5-DINITRO-9-OXO-9H-FLUORENE-2,7-DISULFONIC ACID BIS-[(3-METHYL-BUTYL)-AMIDE]

4,5DIHYDRO-1H-BENZO(G)INDAZOLE-3-CARBOXYLIC ACID (2-BR-3-PH-ALLYLIDENE)HYDRAZIDE

4(2-BENZYLOXY-PH)-6-ME-2-THIOXO-1,2,3,4-4H-PYRIMIDINE-5-CARBOXYLIC ACID ME ESTER

5-(2-CARBOXY-2-CYANO-VINYL)-2,4-DIMETHOXY-BENZOIC ACID METHYL ESTER

5-(2-HYDROXY-3-METHOXY-PHENYL)-PENTANOIC ACID