5-Chloro-4-(difluoromethyl)-2-nitro-3-(trifluoromethoxy)pyridine
2-Amino-6-iodo-4-methyl-3-(trifluoromethoxy)pyridine
Ethyl 3-(difluoromethyl)-6-nitro-4-(trifluoromethyl)pyridine-2-carboxylate
Methyl 5-amino-2-(chloromethyl)-3-(difluoromethyl)pyridine-4-carboxylate