4-(Chloromethyl)-2-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-3-carboxaldehyde
5-(Chloromethyl)-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-6-carboxaldehyde
3-Amino-4-(difluoromethyl)-5-(fluoromethyl)pyridine
4-(Chloromethyl)-3-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-2-carboxaldehyde