Ethyl 4-(bromomethyl)-3-(difluoromethyl)-5-(trifluoromethoxy)pyridine-2-carboxylate
3-(Fluoromethyl)-5-methoxy-4-(trifluoromethoxy)pyridine
3-Chloro-4-methyl-5-(trifluoromethoxy)pyridine-2-sulfonyl chloride
Ethyl 3-amino-2-(chloromethyl)-6-(difluoromethyl)pyridine-5-carboxylate