3-Amino-2-(chloromethyl)-4-(difluoromethyl)pyridine-6-carboxylic acid
2-(Pyridin-3-yl)-4-(trifluoromethyl)benzene-1-sulfonyl chloride
6-Amino-4-hydroxy-3-methyl-2-(trifluoromethoxy)pyridine
Methyl 3-bromo-4-(difluoromethyl)-5-methoxypyridine-2-acetate