3-(Difluoromethyl)-6-methoxy-2-(trifluoromethyl)pyridine-4-acetic acid
5-(Difluoromethyl)-2-methoxy-3-(trifluoromethyl)pyridine-4-carboxylic acid
4-(Difluoromethyl)-3-methoxy-6-(trifluoromethyl)pyridine-2-carboxylic acid
3-(Difluoromethyl)-6-methoxy-4-(trifluoromethyl)pyridine-2-acetic acid