Methyl 3-amino-4-(difluoromethyl)-2-(trifluoromethoxy)pyridine-5-carboxylate
Ethyl 3-amino-6-(chloromethyl)-2-(trifluoromethoxy)pyridine-4-carboxylate
5-Bromo-4-(difluoromethyl)-2-hydroxy-3-(trifluoromethoxy)pyridine
Methyl 3-amino-2-(difluoromethyl)-5-(trifluoromethoxy)pyridine-6-carboxylate