Methyl 3-fluoro-5-methoxy-6-(trifluoromethoxy)pyridine-2-carboxylate
Ethyl 3-chloro-2-(difluoromethyl)-4-(trifluoromethoxy)pyridine-6-carboxylate
6-Cyano-3-hydroxy-2-methoxy-4-(trifluoromethoxy)pyridine
6-Cyano-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-4-acetic acid