4-Chloro-2-(difluoromethyl)-5-(trifluoromethoxy)pyridine-3-carboxaldehyde
2-Chloro-4-methoxy-3-(trifluoromethoxy)pyridine-5-carboxylic acid
5-Chloro-3-(difluoromethyl)-2-(trifluoromethoxy)pyridine-4-carboxaldehyde
2-Chloro-3-methoxy-5-(trifluoromethoxy)pyridine-6-carboxylic acid