3-(Aminomethyl)-4-(difluoromethyl)-2-(trifluoromethoxy)pyridine-6-carboxaldehyde
2-(Aminomethyl)-3-(difluoromethyl)-4-(trifluoromethoxy)pyridine-5-carboxylic acid
5-(Chloromethyl)-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-4-carboxaldehyde
4-(Chloromethyl)-5-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-2-carboxaldehyde