2-Methoxy-6-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-5-acetonitrile
4-(Difluoromethyl)-3-methoxy-2-(trifluoromethoxy)-5-(trifluoromethyl)pyridine
2-Methoxy-4-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-6-acetonitrile
4-(Fluoromethyl)-3-methoxy-5-(trifluoromethoxy)pyridine-2-carboxylic acid