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