Ethyl 2-chloro-6-(difluoromethyl)-5-(trifluoromethoxy)pyridine-3-acetate
Ethyl 2-chloro-6-(difluoromethyl)-3-(trifluoromethoxy)pyridine-5-acetate
2-Cyano-6-(difluoromethyl)-3-iodo-5-(trifluoromethoxy)pyridine
2-Chloro-5-(difluoromethyl)-3-(trifluoromethoxy)pyridine-6-carboxylic acid