3-Hydroxy-5-methoxy-2-(trifluoromethoxy)pyridine-4-carboxylic acid
Methyl 4-amino-2-(bromomethyl)-3-(difluoromethyl)pyridine-6-carboxylate
6-Chloro-3-methoxy-2-(trifluoromethoxy)pyridine-4-methanol
Ethyl 4-amino-3-(difluoromethyl)-6-fluoropyridine-2-carboxylate