Methyl 4-cyano-2-hydroxy-3-(trifluoromethoxy)pyridine-6-acetate
3-(Aminomethyl)-2-(difluoromethyl)-6-(trifluoromethoxy)pyridine-5-carboxylic acid
2-Bromo-5-(difluoromethyl)pyridine-3-carboxaldehyde
Methyl 5-chloro-2-methyl-3-(trifluoromethoxy)pyridine-4-carboxylate