Ethyl 6-amino-3-(chloromethyl)-2-(difluoromethyl)pyridine-4-acetate
2-Amino-4-(difluoromethyl)-3-(trifluoromethyl)pyridine-5-carboxaldehyde
2-Amino-3-(difluoromethyl)-5-(trifluoromethyl)pyridine-6-carboxaldehyde
6-Amino-3-(difluoromethyl)-2-(trifluoromethyl)pyridine-4-carboxaldehyde