Ethyl 5-(chloromethyl)-2-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-3-acetate
3-Bromo-2-(difluoromethyl)pyridine-4-methanol
Ethyl 4-(chloromethyl)-5-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-3-acetate
2-Cyano-5-(difluoromethyl)pyridine-4-sulfonyl chloride