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