3-Amino-5-(difluoromethyl)-2-(trifluoromethoxy)pyridine-6-carboxaldehyde
3-Amino-2-(fluoromethyl)-5-nitro-4-(trifluoromethoxy)pyridine
3-Amino-4-(difluoromethyl)-2-(trifluoromethoxy)pyridine-6-carboxaldehyde
6-Amino-2-nitro-3-(trifluoromethoxy)pyridine-4-methanol