4-(Thiophen-2-yl)phthalazin-1(2H)-one

4-(Trifluoromethoxyl)thiobenzamide

4-(TRIMETHYLSILYL)BENZHYDROL

4-ACETYL-5-METHYL-1-PHENYLPYRAZOLE

4-ACETYLPHENYL BENZOATE

4-Allyl-1-(benzyloxy)-2-methoxybenzene

4-ALLYL-2-METHOXYPHENYL N-(M-TOLYL)CARBAMATE

4-Allyl-5-phenyl-4H-1,2,4-triazole-3-thiol

4-(Dimethylamino)-N-(3-methyl-2-pyridinyl)benzamide

4-Amino-2-anilino-5-benzoyl-N-phenyl-3-thiophenecarboxamide

4-Amino-2-iodopyridin-3-ol

4-AMINO-2,5,7-TRICHLOROFLUORENE

4-Amino-2-(methylmercapto)-7H-pyrazole[2,3-d]pyrimidine

4-AMINO-5-(1-METHYL-1H-BENZIMIDAZOL-2-YL)-3-PHENYL-1,3-THIAZOLE-2(3H)-THIONE

4-amino-5-benzoyl-N-methyl-2-(methylamino)-3-thiophenecarboxamide