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