3-Amino-4-(difluoromethyl)-6-fluoropyridine-2-carboxylic acid
2-Chloro-4-iodo-3-methoxy-6-(trifluoromethoxy)pyridine
3-(Chloromethyl)-2-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-4-carboxylic acid
5-Amino-3-hydroxy-4-iodo-2-(trifluoromethoxy)pyridine