2-Amino-5-(difluoromethyl)-6-nitro-3-(trifluoromethyl)pyridine
Ethyl 3-amino-4-(bromomethyl)-5-(difluoromethyl)pyridine-2-carboxylate
6-Amino-4-(difluoromethyl)-2-nitro-3-(trifluoromethyl)pyridine
3-Amino-2-(difluoromethyl)-5-nitro-6-(trifluoromethyl)pyridine