Ethyl 4-amino-5-chloro-3-(difluoromethyl)pyridine-2-carboxylate
Methyl 2-bromo-5-methyl-3-(trifluoromethoxy)pyridine-6-carboxylate
2-Chloro-5-hydroxy-4-(trifluoromethoxy)pyridine-3-carbonyl chloride
4-Amino-3-methyl-2-(trifluoromethoxy)pyridine-6-sulfonyl chloride