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