4-(Aminomethyl)-5-(difluoromethyl)-2-(trifluoromethoxy)pyridine-3-carboxaldehyde
3-(Chloromethyl)-2-(difluoromethyl)-4-(trifluoromethyl)pyridine-6-sulfonyl chloride
6-(Aminomethyl)-2-hydroxy-3-(trifluoromethoxy)pyridine-4-carboxaldehyde
Methyl 2-chloro-4-cyano-3-(difluoromethyl)pyridine-6-acetate