4-(Difluoromethyl)-2-iodo-5-methoxy-3-(trifluoromethoxy)pyridine
2-Hydroxy-5-methoxy-4-(trifluoromethoxy)pyridine-3-carboxylic acid
5-(Difluoromethyl)-3-iodo-2-methoxy-4-(trifluoromethoxy)pyridine
6-Hydroxy-4-methoxy-2-(trifluoromethoxy)pyridine-3-carboxylic acid