Ethyl 2-amino-3-(difluoromethyl)-4-(trifluoromethoxy)pyridine-5-carboxylate
2-Bromo-3-chloro-6-fluoro-5-(trifluoromethoxy)pyridine
Methyl 5-amino-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine-4-carboxylate
3-Bromo-6-cyano-2-(trifluoromethoxy)pyridine-4-sulfonyl chloride