2-CHLORO-ISONICOTINIC ACID HYDRAZIDE

2-Chloropyridine-4-carbonyl chloride

2-Fluoro-4-Bromo-6-Nitroaniline

3-Fluoro-4-Bromo Anisole

3-Amino-4-bromobenzoic acid

3,3'-Diamino-4,4'-dihydroxydiphenyl sulfone