4-Chloro-2-(difluoromethyl)-5-hydroxy-3-(trifluoromethoxy)pyridine
Ethyl 5-cyano-2-methoxy-4-(trifluoromethoxy)pyridine-3-acetate
3-Chloro-5-hydroxy-2-nitro-6-(trifluoromethoxy)pyridine
5-Chloro-3-(difluoromethyl)-2-hydroxy-4-(trifluoromethoxy)pyridine