Methyl 3-(bromomethyl)-5-(difluoromethyl)-4-methoxypyridine-2-carboxylate
2-Cyano-4-nitro-3-(trifluoromethoxy)pyridine-5-acetic acid
4-Bromo-3-(difluoromethyl)-5-hydroxypyridine-2-sulfonyl chloride
4-Amino-3-(bromomethyl)-5-(trifluoromethoxy)-2-(trifluoromethyl)pyridine