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