4-BROMOTETRAFLUOROPHENYLHYDRAZINE

4'-BUTOXYACETOPHENONE

METHYL 4-N-BUTOXYBENZOATE

4-N-BUTYLBENZENESULFONAMIDE

4-(4-ETHYLPHENYL)BENZOIC ACID

4-Formylbenzoic acid

4-CHLORO-1,3-DIMETHYL-1H-PYRAZOLO[3,4-B]PYRIDINE-5-CARBOXAMIDE

4'-CHLORO-2'-(TRIFLUOROMETHOXY)ACETANILIDE